Is this statement true or false?

There is nothing we can do to help prevent soil erosion. Only scientists and farmers can work on solutions.

Answers

Answer 1

Answer: F

Explanation:

we can prevent soil erosion by reducing the amount of water and blockages that might build water up and erode the soil around farmland/other


Related Questions

in the titration of 230.0 ml of 0.4000 m honh₂ with 0.2000 m hbr, how many ml of hbr are required to reach the halfway point?

Answers

Titration has been the process to estimate the unknown volume by the known amount of the concentration and volume. 230 mL of HBr is required to reach the halfway point.

What is the dilution formula?

The dilution formula can be used to estimate the unknown volume through the half-neutralization of the acid and base in the titration process. The final volume can be estimated by the known amount of HONH₂.

The formula is given as:

M₁V₁ = M₂V₂

Given,

Volume of HONH₂ (V₁) = 230 mL

Molar concentration of HONH₂ (M₁) = 0.4000 M = 0.2000 M

Molar concentration of HBr (M₂) = 0.2000 M

Volum of HBr = V₂

Substituting values as:

230 ml × 0.2000 M = 0.2000 M × V₂

V₂ = 230 mL

Therefore, 230 mL HBr is the volume at halfway point.

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Phosphorus (P, #15) atoms bond with Chlorine (Cl, #17) atoms. What type of bond will hold them together? (1 pt)
*
1 point
ionic
covalent
metal
intermolecular (hydrogen, dipole, etc.)

Answers

Hello, the answer is covalent, to be specific, polar covalent.

what is the difference between melting and fusion?​

Answers

Melting occurs when a solid changes state into a liquid.

Fusion occurs when a liquid changes state into a solid.

(So, basically, they are opposite of each other)

Hope this helps!

Have an awesome day!

a 1.00-l solution contains 2.50×10-4 m cu(no3)2 and 1.20×10-3 m ethylenediamine (en). the kf for cu(en)22 is 1.00 × 1020. chegg

Answers

The concentration of copper in the solution is

[tex]5.1 \times 10^{18} \: M.[/tex]

The volume of the solution = 1.00 L

[tex]Moles \: of \:Cu(NO_{3}) _{2} = 2.50 \times 10 {}^{ - 4} [/tex]

[tex]Moles \: of \: Ethylenediamine = 1.20 \times 10.3[/tex]

[tex]k _{f} = 1.00 \times 10^{20} [/tex]

Overall balanced equation of reaction is,

[tex]Cu^{2 + }(aq) \: + 2en \: (aq)→ Cu(en) ^{2 + }_{2}(aq)[/tex]

[tex]Moles \: of \:Cu(NO_{3}) _{2} =0.00025 \: mol[/tex]

Mole ratio for,

[tex]Moles \: of\:Cu(NO_{3}) _{2}: en[/tex]

[tex]2: 1[/tex]

[tex]Moles \: of \: en = 0.000250 \times 2[/tex]

[tex] = 0.00050 \: moles[/tex]

Remained moles of en are= (0.00120-0.000500)

[tex] = 0.000700 \: moles[/tex]

The concentration of copper in the solution is,

[tex]k_{f} = \frac{Cu(en)^{2 + }_{2} }{Cu^{2+}en^{2} }[/tex]

[tex]1.00 \times 10 ^{20} = \frac{0.000250}{(Cu )^{2 +} \times (0.000700)^{2 + } }[/tex]

[tex] = 5.1 \times 10^{18} \: M.[/tex]

Therefore, the concentration of copper in the solution is

[tex]5.1 \times 10^{18} \: M.[/tex]

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an aqueous solution containing 17.5 g of an unknown molecular solute (a nonelectrolyte) in 100.0 g of water has a freezing point of −1.80 °c. what is the molar mass of the unknown compound? kf(water)

Answers

The nonelectrolyte is a substance that has been known to not ionize in an aqueous solution. The molar mass of the unknown compound at the freezing point of −1.80 ° C is 180.833 g/mol.

What is the freezing point?

The freezing point has been the estimate of the temperature at which the substance is said to change its phase from the liquid to the solid state. It is just the opposite of the melting point.

Given,

ΔTc = -1.8 °C

Kc water = 1.86 °C.Kg/mol

Mass solvent =  100.0 g = 0.1 Kg

Mass solute = 17.5 g

Mass of solution = mass of solute + mass of solvent = 117.5 gm

Molality (m) is calculated as:

molality = solute (mol) ÷ solvent (Kg)

m = ( - 1.8 °C) ÷ ( - 1.86 °C.Kg/mol)

m = 0.9677 mol/Kg

Molar mass can be calculated from molality as:

moles of solute = molality × solvent

moles = 0.9677 mol/Kg × 0.100 Kg H2O

= 0.09677 mol

Now, moles and mass are used to calculate molar mass as:

Molar mass = mass ÷ moles

= 17.5 g  ÷ 0.09677 mol

= 180.833 g/mol

Therefore, the molar mass of the unknown substance is 180.833 g/mol.

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ibuprofen c13h18o2 that is manufactured in michigan contains 75.69% by mass carbon, 8.80% hydrogen, and 15.51% oxygen. if you buy some ibuprofen for a headache while you are on vacation in germany, how do you know that it has the same percentage composition as the ibuprofen you buy at home?

Answers

Law of definite composition: As long as something has the same formula, its mass will be the same.

According to the Law of Definite Proportions, a chemical compound will always include the same weight proportions of each element, regardless of the quantity or source. For instance, 21.5 grammes of carbon and 28.5 grammes of oxygen make up a 50-gram sample of carbon monoxide.

What is Ibuprofen ?

Ibuprofen is a medication used to treat pain, fever, and inflammation, and is a member of the nonsteroidal anti-inflammatory drug (NSAID) family. This includes menstruation pain, migraines, and rheumatoid arthritis. The patent ductus arteriosus of a premature newborn can also be sealed with this technique.

Ibuprofen is a painkiller that can be bought over-the-counter without a prescription. It is a member of the group of drugs referred to as non-steroidal anti-inflammatory drugs.

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EXPLAIN ONE REASON WHY COPPER WIRE WAS USED TO MAKE THE COPPER FLOWERS

Answers

Copper metal is used for making electric wires because it is highly ductile in nature. It is a good conductor of electricity.

Please help me with chemistry questions!

Answers

2 *10^3 = 2,000
5 *10^-6 = 0.00005
When the power is positive, you move the decimal to the right. When it is negative, you move the decimal left.

If a 1.5 L saucepan is heated from 22 degrees celsius to 100 degrees celsius, by what percentage will any gas in the pan increase in volume?

Answers

Explanation:

[tex] \frac{p1v1}{n1t1} = \frac{p2v2}{n2t2} (ideal \: gas \: equation) \\ \frac{v1}{t1} = \frac{v2}{t2} \\ convert \: degrees \: to \: kelvin \: \\ \frac{1.5l}{297k} = \frac{v2}{373k} \\ v2 = 1.88l \\ it \: increased \: by \: 80\%[/tex]

predict the paths taken by ???? particles that are fired at atoms with a rutherford atom model structure. explain why you expect the ???? particles to take these paths.

Answers

The positive-positive repulsion is expected to slow the particles down slightly as they travel through the atoms since the plum pudding model predicts that the positive charge is distributed evenly throughout the atom. However, we do not anticipate any deflection of the particles.

According to the idea, an atom has a tiny, compact, positively charged center called a nucleus, where almost all of the mass is concentrated, while light, negatively charged particles called electrons orbit far around it, much like planets orbit the Sun.To explain the scattering of alpha particles from thin gold foil as shown in a series of experiments carried out by undergraduate Ernest Marsden in 1909 under the guidance of Rutherford and German physicist Hans Geiger, the nucleus was hypothesized to be small and dense. A lead shield was placed over a radioactive source that was generating alpha particles, which are positively charged particles that are 7,000 times more massive than electrons and identical to the helium atom nucleus.

The Rutherford model was not accepted.

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Is Fe+S classified as a mixture, an element, or a compound?

Answers

Is Fe+S classified as as compound

Iron and sulfur are both elements from the periodic table of elements each one has its own unique physical and chemical properties iron is a metal, and sulfur is a nonmetal. when these two are heated together, the iron atoms combine with the sulfur atoms to make a compound known as iron sulphide when iron and sulphur are mixed then the reaction is called as redox reaction or oxidation reduction reaction in that reaction Fe loses electron that is Fe is undergoing in oxidation and we know that the substance which itself undergo oxidation act as a reducing agent so in this case Fe is the reducing agent. Fe+S is a compound because compound means the substance made from two or more different element that have been chemically joined and mixture means made up of two or more chemical component that are not chemically joined called mixture so given iron sulphide is a compound.

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Use the atomic mass of lithium to calculate the relative abundances of the two isotopes.

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Lithium has two isotopes. Lithium-6 has a atomic mass 6.01512 amu and Lithium-7 has a atomic mass 7.01601 amu. The average atomic mass of Lithium is 6.941 amu.

Let's take the relative abundance of Lithium-6 as X and the relative abundance of Lithium-7 as Y. The sum of the relative abundances is always taken to be 1.

X+Y=1

X=1-Y

The average atomic mass can be expressed as the following, based on the atomic masses and relative abundance of the two isotopes

6.941 = X(mass of Li-6) + Y(mass of Li-7)

6.941= 1-Y(6.01512) + Y(7.01601 )

from the above equation, Y=0.92506

Solving for X

X=0.07494

Therefore, the relative abundance of lithium-7 is 92.506% and that of lithium-6 is 7.494%

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an excess of o2 reacted with 3.82 g of fe. what is the percent yield if 4.77 g of fe2o3 are isolated?

Answers

Percentage yield = 87.3%

How to find percentage yield ?

As ,the reaction is :

4Fe + 3O2 →2Fe2O3

Molar mass of Fe = 55.8 g

Molar mass of Fe2O3= 159.6 g

According to the balanced equation :

4×55.8 g of Fe produce 2×159.6 g of Fe2O33.82 g of Fe produce X g of Fe2O3 X = ( 2×159.68×3.82)/( 4×55.8) =             5.46 g

This is the theoretical mass obtained .

Actual mass is 4.77

So, % yield is = (actual /theoretical )/100 =( 4.77/5.46 )/100 = 87.3%

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the symbol for xenon (xe) would be a part of the noble gas notation for the element antimony. cesium.

Answers

The symbol for xenon (xe) would be a part of the noble gas notation for the element cesium.

For writing the electronic configuration of any element by using the preceding noble gas configuration, we simply use the symbols of noble gas belongs to the previous period of that particular elements. We can't use the symbol of noble gas of same period from which the element belong.

A is the wrong option because the noble gas in the preceding period to the period from which antimony belongs is krypton.

The actual electronic configuration of antimony is as follow:

[Kr] 4d10 5s2 5p3

B is correct option because the noble gas in the preceding period to the period from which Cesium belongs is Xenon.

The actual electronic configuration of Cesium is as follow:

[Xe] 6s1

Thus, we concluded that the symbol for xenon (xe) would be a part of the noble gas notation for the element cesium.

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Complete the model of a sodium chloride crystal by dragging the chlorine and sodium atoms to their correct positions.

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The model is completed by inserting the sodium and the chloride ions in alternate positions.

What is a model?

It is common to show the arrangement of atoms or ions in a substance by the use of models. In the realm of science, a model could be used for the purpose of explanation or for the purpose of prediction. It is also possible to use a model as the way that we can be able to underscore and understudy the properties of a molecule.

Now we know that sodium chloride is an ionic compound. The ionic compounds are crystalline. This implies that the ions are arranged in a regular and a repeating pattern which enables the substance to have a definite shape as well as a high melting and a high melting point.

It then follows from the image that the ions of sodium and chlorine do occupy alternate positions in the solid in order to maximize the interaction between the ions. It then follows that the model is completed by inserting the sodium and the chloride ions in alternate positions.

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you have 3.8 kg of water. one mole of water has a mass of 18 g/mole and each molecule of water contains 10 electrons since water is h2 o. what is the total electron charge contained in this volume of water? the elementary charge is 1.6 × 10−19 c . answer in units of c.

Answers

The total electron charge contained in this volume of water is 8.565 x 10⁷c.

Equation :

N total = N mole (10e⁻ / molecule) Nₐ

Nₐ = 6.022 x 10²³ molecules / mole

N mole = mass / molecular weight

= Vp / mol wt

= (1.6 × 10⁻¹⁹ c) (10³ kg /m³) / 18 g / mole (10⁻³ kg/g)

= 88.89 moles

N total = N mole (10e⁻ / molecule) Nₐ

N total = 88.89 moles (10e⁻ / molecule) (6.022 x 10²³ molecules / mole)

N total = 5.353 x 10²⁶e⁻

Q total = N Total (-e)

Q total = (5.353 x 10²⁶) (1.6 × 10−19 c )

Q total = 8.565 x 10⁷c

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vWhich statements explain why rocks weather at different rates? Check all that apply.

Softer, porous, or more permeable rocks weather faster than harder rocks.
Rocks in warmer climates weather faster than rocks in colder climates.
Rocks with minerals that dissolve slowly in water will weather faster than other rocks.
The more water present, the faster the rate of weathering.
Rocks that are more permeable are more resistant to weathering.

Answers

The correct option is A. Softer, porous, or more permeable rocks weather faster than harder rocks.

What are the different types of rocks?

Rocks are of different types such as metamorphic, igneous, and sedimentary rocks.

Rocks that are more pliable, porous, or permeable weather more quickly than tougher rocks. Rocks weather more quickly in hot regions than in chilly ones.

In comparison to other rocks, rocks having minerals that break down slowly in water will weather more quickly. The rate of weathering increases with the amount of water present.

Therefore, The correct option is A. Softer, porous, or more permeable rocks weather faster than harder rocks.

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Bromine is in its liquid state at 25 °C. Explain what this tells you about its melting point and boiling point.

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Explanation:

Bromine is a halogen in group VII A of the periodic table with atomic number 35,an atomic weight of 79.91, and a density of 3.12 Mg.In the solid state it forms a cubic crystal with a melting point of -72 C and boiling point of 58 C.

Bromine's liquid state at 25°C indicates melting point below 25°C and boiling point above 25°C.

The observation of bromine being a liquid at 25°C reveals important details about its melting and boiling points. Since it exists as a liquid at this temperature, it signifies that its current state is beyond its melting point.

Therefore, bromine's melting point is below 25°C. However, since bromine has not transitioned into a gaseous state at 25°C, it indicates that its temperature is still below its boiling point. This suggests that the boiling point of bromine lies above 25°C.

The relatively narrow temperature range between its melting and boiling points makes bromine unique among elements and allows it to exist as a liquid at room temperature.

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The weather news gives the atmospheric pressure as 1.07 atm. What is this atmospheric pressure in mm Hg?

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813.2 torr was computed as the value.

Air pressure is the force of the air around us, whereas atmospheric pressure is the force of the earth's atmosphere. Tore gauges are used to measure air pressure, while mercury barometers are used to measure atmospheric pressure. The planet's gravitational pull on the gases above its surface produces atmospheric pressure, which depends on the planet's mass, the radius of its surface, the quantity, composition, and vertical distribution of the gases in the atmosphere.

Factor of conversion: 760 Torr per atm

Torr = 1.07 Atm 760

Torr = 813.2

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comparison of methods for spectral alignment and signal modelling of gaba‐edited mr spectroscopy data

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Comparison of techniques for GABA-edited MR spectroscopy data spectral alignment and signal modeling.

There are many ways to align and quantify magnetic resonance spectroscopy (MRS) data in order to assess -aminobutyric acid in vivo (GABA). Because there are few ground-truth measurements available, there is little research comparing the performance of different approaches. In comparison to white matter, the concentration of GABA is almost twice as high in grey matter.

Here, we assess the performance of four spectral alignment approaches (i.e., retrospective frequency and phase drift correction) and six GABA signal modeling methods using the percentage of grey matter present in the MRS voxel as a proxy for ground-truth GABA concentration.

The alignment to the creatine (Cr) signal generates GABA+ estimates that account for around twice as much of the diversity in grey matter as the next highest performing alignment approach, according to our analysis of a broad dataset of 432 MEGA-PRESS scans targeting several brain areas.

Additionally, Cr alignment produced the fewest outliers and was the strongest. As opposed to this, all signal modeling techniques—aside from the single-Lorentzian model—performed equally well.

Our findings indicate that rather than frequency originating from first-order phase offsets within subspectra, performance variability is predominantly caused by variances in the zero-order phase calculated by each alignment method.

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Blood coming from all parts of the body is received by the (1)_____ of the heart by the way u the blood vessel called (2)____ Contraction of the right atrium sends blood to the (3)_____ this point, the (4)______ valves are open. While the valves are open. Contraction of the right ventricle forces blood to the (5)______ for oxygenation by the way of the (6)______ At this point, the (7)______ (8)______________ valves are closed to prevent back flow of the blood in the right atrium. From the lungs, oxygenated blood goes back to the (8)_____. of the heart via the blood vessels At this point, the Contraction of the left atrium forces blood to the (10)______. are open. Contraction of the left ventricle pumps blood to (12)______ by way of the (13)_______ called(9)_____ (11)_____ the largest artery. At this point, the (14)_____$ valves are open while the (15)______ revent the backflow of blood in the left atrium. are closed to prevent the backflow of blood in the left atrium SCIENCE ​

Answers

1. The right atrium 2. veins 3. lungs 4. heart valves. 5. pulmonary artery   6. Lungs 7. pulmonic valves 8. left atrium.

Circulation is the process by which your heart continuously pumps around five liters (eight pints) of blood throughout our body. our cardiovascular system is made up of our heart, blood, and blood arteries (or heart and circulatory system). Because the majority of the oxygen has been used up by the body and brain, the right side of the heart receives blood that is deficient in oxygen. our lungs then take in a new supply of oxygen as a result of this being pumped to them. In order to be pumped back out to the brain and the rest of our body, the blood then travels back to the left side of the heart.

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Which of the following is a property of both acids and bases?

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Most strong acids and bases are both corrosive in nature. They tend to corrode or rust metals. Both, acids and bases change the colour of litmus paper. https://www.toppr.com/guides/chemistry/acids-bases-and-salts/similarity-between-acids-and-bases/#Similarities_between_Acids_and_Bases
I hope it helps:)

Draw the structure of an alkane or cycloalkane that has more than three but fewer than ten carbon atoms, and only primary hydrogens.

Answers

There here’s your answer buddy

you made ml of a lead(ii) nitrate solution for lab but forgot to cap it. the next lab session you noticed that there was only ml left (the rest had evaporated). in addition, you forgot the initial concentration of the solution. you decide to take ml of the solution and add an excess of a concentrated sodium chloride solution. you obtain a solid with a mass of g. what was the concentration of the original lead(ii) nitrate solution?

Answers

4.83 M is the concentration of the original lead.

DILUTED and CONCENTRATED SOLUTIONS:

A solution is diluted when more solvent is added so that the concentration is lowered, whereas a solution is concentrated when solvent is removed from the solution so that the concentration increases. The removal of solvent can be done by evaporation. Both these processes involve the a change in the volume of the solution to cause a change in the concentration of the solution. This means that the same tools can be used to determine the concentration of a concentrated solution as would be done if it was a diluted solution.

The balanced reaction equation is:

[tex]Pb(NO_3)_2 (aq) + 2NaCl(aq) \rightarrow PbCl_2(s) + 2NaNO_3(aq)[/tex]

The molar mass of lead (II) chloride is 278.106 g/mol. The number of moles of lead(II) chloride is:

[tex]n = \frac{3.451 g}{278.106g/mol}[/tex]

[tex]n = 0.01241 mol[/tex]

The ratio between lead (II) chloride and lead (II) nitrate is 1:1 which means there was 0.0124mol of lead (II) nitrate in the solution. The concentration of lead (II) nitrate is:

[tex]M = \frac{0.01241 mol}{0.00200 L}[/tex]

[tex]M = 6.20mol/L[/tex]

This means the concentration of lead (II) nitrate in the partially evaporated solution is 6.20mol/L. The concentration of the original solution is:

[tex]M_1 V_1 = M_2 V_2[/tex]

[tex]M_1 = \frac{M_2 V_2}{V_1}[/tex]

[tex]M_1 = \frac{(6.20 M)(0.0779 L)}{0.1000 L}[/tex]

[tex]M_1 = 4.83 M[/tex]

Thus, the concentration of the original lead is 4.83 M.

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Jenny experiences an average downward force of 441 N anywhere she goes

Answers

The mass of the object could now be obtained as 45 Kg.

What is gravity?

We define the term gravity as the force that drags an object down to the center of the earth. We know that every object that is found on earth has a mass. The mass of the object means that it is acted upon by the force of gravity.

Again we can obtain the weight of the object as the influence of the gravitational force on an object. In fact we define the weight of the object as the gravitational force that acts on an object. As such, the gravitational force or the weight of the object is given in Newton’s.

Given that;

Weight = mass * acceleration due to gravity

Mass = Weight/ acceleration due to gravity

Weight of the object = 441N

Acceleration due to gravity = 9.8 m/s^2

Mass of the object = 441N/9.8 m/s^2

= 45 Kg

The mass of the object could now be obtained as 45 Kg.

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A block of marbles measures 10 x 10 x 10 cm. it weighs 4000g. what is its DENSITY?

D=
Cm=

The density is __g/cm

Answers

Answer:

0.25 g/cm

Explanation:

First, you multiply 10 *10 *10 and you get 1000. Then you divide it by 4000 and since 1000 is 1/4 of 4000 you get 0.25 or 1/4.

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calculate what volume of 0.3 mol dm-3 oxylic acid contains 22.5 grams of oxylic acid ((COOH)2) ​

Answers

The volume of 0.3 M oxalic acid(C2H4O2) solution containing 22.5 grams of oxalic acid is 833.3 ml.

The molarity(M) of a solution can be expressed by the following formula,

Molarity(M) = Mass of solute/Molar mass of solute x 1000/Volume of the solution

We are given that, the molarity of a solution containing 22.5 grams of oxalic acid(Molar mass= 90 g) is 0.3 M.

Putting these values in the given formula, we can calculate the volume of the solution

0.3 = 22.5/90 x 1000/V

V = 22.5/90 x 1000/0.3

V = 833.3 ml.

Thus, The volume of 0.3 M oxalic acid(C2H4O2) solution containing 22.5 grams of oxalic acid is 833.3 ml.

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A claim supported by evidence.

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Reasoning is the correct answer.

liquid nitrogen is generally held at a temperature of 77 k. a) liquid nitrogen is generally held at a temperature of °ra. b) liquid nitrogen is generally held at a temperature of °f. c) liquid nitrogen is generally held at a temperature of

Answers

The temperature of liquid nitrogen (LN), an inert cryogenic fluid, is 196 °C (320 °F). To drop the temperature of the concrete as much as is possible without causing it to freeze, LN is directly injected by lances into the batch water storage tank, the aggregate, or the mixer.

What is Cryopreservation ?

Cryopreservation is the process of preserving live cells, tissues, and other biological samples by placing them in a deep freezer at extremely low temperatures. The sample is typically stored at 196°C or lower. All of a cell's biological processes come to an end at such low temperatures, and the cell dies.

Cells and tissues intended for transplantation are frequently stored via cryopreservation. A extremely stable ultra-low temperature environment is provided by liquid nitrogen. It is therefore employed for long-term storage.

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A 2-column table with 4 rows. The first column labeled wave has entries W, X, Y, Z. The second column labeled Observations has entries its motion is perpendicular to wave motion, its particles move up and down, its particles only move small amounts, its motion is parallel to wave motion.
Which statement is best supported by the table?

Waves W and Y are transverse waves, Wave X could be a longitudinal or transverse wave, and Wave Z is a longitudinal wave.
Waves W and Y are longitudinal waves, Wave X could be a longitudinal or transverse wave, and Wave Z is a transverse wave.
Waves W and X are longitudinal waves, Wave Y could be a longitudinal or transverse wave, and Wave Z is a transverse wave.
Waves W and X are transverse waves, Wave Y could be a longitudinal or transverse wave, and Wave Z is a longitudinal wave.

Answers

The statement which is best supported by the table (see attachment) is: D. Waves W and X are transverse waves, Wave Y could be a longitudinal or transverse wave, and Wave Z is a longitudinal wave.

What is a wave?

A wave can be defined as a disturbance in a medium that progressively transfers (transports) energy from a source to another location, especially without the transportation of mass (matter).

The types of wave.

In Science, there are three (3) main types of wave and these include the following:

Longitudinal wave.Surface wave.Transverse wave.

What is a longitudinal wave?

A longitudinal wave is the opposite of a transverse wave and it can be defined as a type of wave that usually travel in the same direction of its oscillation. Thus, the motion of a longitudinal wave is parallel to wave motion.

What is a transverse wave?

A transverse wave can be defined as a type of wave in which particles of the medium of propagation oscillates or vibrates (up and down) in a direction that is perpendicular to the direction that the wave moves i.e at right angle to the direction of propagation of the wave.

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Answer:

Waves W and X are transverse waves, Wave Y could be a longitudinal or transverse wave, and Wave Z is a longitudinal wave.

//D edge 2023//

Explanation:

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[tex]c=0.5q+0.5n;q=3,n=5[/tex] Find the 12th term of the arithmetic sequence -3x+8, 4x+5, 11x+2, ....Please help me when describing the differences affecting the pharmacokinetics of drugs administered to children, which would the nurse include? giannis corporation purchases debt investments as trading securities at a cost of $150,000 on december 1. this is its first and only purchase of such securities. on january 5, giannis corporation decides to sell a portion of its trading securities (costing $9,000) for $10,000 cash. the journal entry to record this sale would include a: Antibodies are a Y-shaped protein that are secreted by the immune system to identify and neutralize pathogens in vertebrates. Antibodies have an antigen binding site that allows for binding to surface proteins found on a specific pathogen, called antigens. All cells have identifying protein markers on the surface that specify whether its foreign or a part of the same organism. Some pathogens have the ability to alter their antigens, preventing antibodies from identifying them.Which of the following arguments is BEST supported by this information?A The shape of an antigen allows for antibodies to identify the cell, indicating that the shape of the protein provides specificity.B The binding site of an antibody can be altered to accommodate more pathogens.C Antibodies must be a complex protein because it is only found in vertebrates.D Pathogens can release their own antibodies to fight off host immune system. de vos cc, meier k, zaalberg pb, et al. spinal cord stimulation in patients with painful diabetic neuropathy: a multicentre randomized clinical trial. pain. 2014 nov;155(11):2426-31. In Chemistry we look at the composition and the blank of matter research a health care organization or network that spans several states with in the united states (united healthcare, vanguard, banner health, etc.). assess the readiness of the health care organization or network you chose in regard to meeting the health care needs of citizens in the next decade. prepare a 1,000-1,250 word paper that presents your assessment and proposes a strategic plan to ensure readiness. include the following: describe the health care organization or network. describe the organization's overall readiness based on your findings. prepare a strategic plan to address issues pertaining to network growth, nurse staffing, resource management, and patient satisfaction. identify any current or potential issues within the organizational culture and discuss how these issues may affect aspects of the strategic plan. propose a theory or model that could be used to support implementation of the strategic plan for this organization. explain why this theory or model is best. ou are required to cite a minimum of three sources to complete this assignment. sources must be appropriate for the assignment and relevant to nursing practice. prepare this assignment according to the guidelines found in the apa style guide, located in the student success center. an abstract is not required. this assignment uses a rubric. please review the rubric prior to beginning the assignment to become familiar with the expectations for successful completion. you are required to submit this assignment to lopeswrite. a link to the lopeswrite technical support articles is located in class resources if you need assistance. What are two most important Characteristics of research objectives? Choose the word that means the opposite of the word below.siemprea.nuncac.antesb.despusd.bienPlease select the best answer from the choices providedABCD Is Hitchcock successful in the development of his purpose and perspective in Let Em Play God? In defending your position, note the figurative language and/or rhetorical appeals he uses to help his purpose emerge. Also, be sure to explain whether or not he provided relevant reasons that support his perspective about what creates suspense. Support your position with evidence from the text. You conduct an experiment to determine the concentration of ions in an unknown solution. You place300mL inside a dialysis bag and place the bag into a beaker of water with an ion concentration of 100ppm (parts per million). When you check the experiment an hour later, the bag is swollen and hastaken In water. What can you conclude?A. The concentration of ions of the unknown solution is more than 100ppm.B. Not enough information to determine.C. The concentration of ions of the unknown solution is less than 100 ppm.D. The solutions have the same concentrations. Highlight all the words that make up the dependent clause below. If Squidward Tentacles keeps up with his chores, his parents will let him adopt a snake. What risks do organizations face when dealing with international finance activities? the length of a rectangle is 15 cm more than the width. a second rectangle whose perimeter is 72 cm is 5cm wideer but 2cm shorter than the first rectangle. what are the dimensios of each rectangle? Which of the following is the standard seeding rate for corn planted in Southwestern drylands? 16,500 to 23,500 seeds per acre 16,500 to 23,500 seeds per acre 28,000 to 30,500 seeds per acre 28,000 to 30,500 seeds per acre 35,000 to 42,500 seeds per acre 35,000 to 42,500 seeds per acre 14,500 to 18,500 seeds per acre guiding questionsthaddeus stevens1.thaddeus stevens was a radical republican. what did radical republicans stand for? A driver travels northbound on a highway at a speed of 25.0v m/s. A police car, traveling southbound at a speed of 40.0 m/s , approaches with its siren producing sound at a frequency of 2500 Hz. (a) What frequency does the driver observe as the police car approaches? Solve the following quadratic equation: (8x+7)(x+1)=9 5 step in audit process?