Pls help and tell me explanation of answer

Mr Clink has the genotype IOIO

Mrs Clink has genotype IOIA

The child can not belong to them because the IAIB genotype is not in the Punnet square shown

Genotype refers to the genetic makeup of an organism, specifically the combination of alleles (different versions of genes) inherited from its parents. It determines the traits that an organism will express, including physical characteristics, behavioral traits, and susceptibility to certain diseases.

The mother's genotype in question 2 is IOIO

The father's genotype is IAIB

The baby belongs to them because it is possible from the Punnet square shown

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Considering the definition of mass-to-mass ratio concentration, the mass-to-mass ratio concentration of 5 g salt in 100 g water is 0.05%.

The percentage by mass or mass-to-mass ratio concentration indicates the amount of mass of solute present in 100 grams of solution.

The percentage by mass is calculated as the mass of the solute divided by the mass of the solution, the result of which is multiplied by 100 to give a percentage:

mass-to-mass ratio concentration= (mass of solute÷ mass of solution)×100%

In this case, you know:

Replacing in the definition of mass-to-mass ratio concentration:

mass-to-mass ratio concentration= (5 g÷ 100 g)×100%

Solving:

percent by mass= 0.05 %

Finally, the mass-to-mass ratio concentration is 0.05%.

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Answer:

Explanation:

Limiting is HCl and excess is Ca(OH)2

excess is 296 grams Ca(OH)2

2 moles H2O will be formed

1. Its renewable nature,

2. Its potential to reduce greenhouse gas emissions and dependence on fossil fuels, and

3. Its ability to provide local sources of energy.

1. The high cost of production and transportation

2. The potential for deforestation and habitat loss

3. The release of pollutants and greenhouse gases during combustion

1. its low emissions and high efficiency,

2. its reliability and consistency,  

3. its potential for use in remote areas.

1. the high upfront cost of installation,

2. the potential for depletion of geothermal reservoirs,

3. the risk of earthquakes and other geological hazards.

The history of hydroelectric power dates back to the 19th century, with the development of water turbines and generators. The first hydroelectric power plant was built in Appleton, Wisconsin in 1882, by a man named H.J. Rogers.

However, the concept of using water to produce mechanical power had been around for centuries. In ancient times, waterwheels were used to power mills and other machinery, and in the Middle Ages, water power was used to operate various devices, such as water pumps, sawmills, and hammers.

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The volume of the gas will be 560 mL when the pressure is reduced to 125.0 kPa, assuming the temperature remains constant.

Boyle's law simply states that "the volume of any given quantity of gas is inversely proportional to its pressure as long as temperature remains constant.

Boyle's law is expressed as;

P₁V₁ = P₂V₂

Where P₁ is Initial Pressure, V₁ is Initial volume, P₂ is Final Pressure and V₂ is Final volume.

Substituting the given values, we get:

P₁ = 350.0 kPa (initial pressure)

V₁ = 200 mL (initial volume)

P₂ = 125.0 kPa (final pressure)

V₂ = ?

Solving for V₂, we get:

V₂ = ( P₁ × V₁ ) / P₂

V₂ = (350.0 kPa × 200 mL) / 125.0 kPa

V₂ = 560 mL

Therefore, the final volume of the gas is  560 mL.

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The reaction of 2-Bromo-2-Ethyl-3-Methylbutane with methanol is an example of a nucleophilic substitution reaction.

In this reaction, the methanol molecule acts as a nucleophile and attacks the carbon atom of the bromoalkane, resulting in the displacement of the leaving group (bromine) and the formation of a new carbon-oxygen (C-O) bond.

The reaction mechanism can be described as follows:

Protonation: In the first step, the methanol molecule acts as a base and abstracts a proton from the sulfuric acid catalyst to form the methoxide ion (CH3O-).

Nucleophilic attack: The methoxide ion then attacks the carbon atom of the bromoalkane, which is electrophilic due to the electron-withdrawing effect of the bromine atom. The attack results in the formation of a transition state in which the carbon-bromine bond is weakened and the carbon-oxygen bond is forming.

Elimination: The transition state then collapses to form the product, methylethylmethylcarbinol, with the simultaneous loss of the bromide ion. This step is known as the elimination step and occurs as the newly formed C-O bond is more stable than the weakened C-Br bond.

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(1) The larger ion is Cr³+

(2) The larger ion is Ca.

In the first pair, we are comparing the cations Cr²⁺ and Cr³⁺. Cations are positively charged ions that form when an atom loses one or more electrons. The charge on a cation tells you how many electrons it has lost. In this case, Cr²⁺ has lost 2 electrons, while Cr³⁺ has lost 3 electrons.

When comparing the sizes of ions, we need to consider the ionic radius. The ionic radius is the distance between the nucleus of an ion and its outermost electron shell.

As we move from left to right across the periodic table, the number of protons in the nucleus increases, which pulls the electrons closer to the nucleus and makes the atoms smaller. As we move down a column in the periodic table, the number of electron shells increases, which makes the atoms larger.

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The appropriate product are: 2Na(s) + F₂(g) → 2NaF(s), Na(s) + 1/2F₂(g) → NaF(s) and H₂(g) + 1/2O₂(g) → H₂O(g).

The prοcess by which οne οr mοre substances, referred tο as reactants, are changed intο οne οr mοre distinct substances, referred tο as prοducts, by the rearranging οf atοms and the breaking and fοrming οf chemical bοnds, is referred tο as a reactiοn. Chemical equatiοns that display the reactants οn the left and the prοducts οn the right, with an arrοw pοinting in the reactiοn's directiοn, can be used tο describe chemical reactiοns.

The amοunt οf energy released οr absοrbed when οne mοle οf a cοmpοund is prοduced frοm its cοmpοnent elements in their standard states at 1 atm and 25°C is knοwn as the standard enthalpy οf fοrmatiοn, οr Hf. The reactants must be in their standard states and the prοducts must be οne mοle οf the cοmpοund created frοm the cοnstituent elements in their standard states fοr a reactiοn tο have Hrxn equal tο Hf οf the prοduct(s).

These standards allοw us tο cοnclude that the subsequent reactiοns cοmply with the requirements:

2Na(s) + F₂(g) → 2NaF(s)

Na(s) + 1/2F₂(g) → NaF(s)

H₂(g) + 1/2O₂(g) → H₂O(g)

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Answer:

A.

Explanation:

Lithium's electron configuration is 1s^2 and 2s^1 , therefore the orbital diagram would have 2 in 1s box and 1 in 2s box.

Lithium's electron configuration is 1s^2 and 2s^1 , therefore the orbital diagram would have 2 in 1s box and 1 in 2s box. Thus, option A is correct.

An atom in the neutral state has the same number of protons and electrons. Since protons carry the positive charge and electrons carry negative charge of equal magnitude as that of protons, so, in neutral state the overall charge on the atom is zero.

Atomic number of Lithium is 3. Under neutral state it has 3 protons and 3 electrons. So, its overall electric charge is 0.

If an atom of Lithium loses one of its outermost electron, it is left with 2 electrons and 3 protons. Since, number of protons is 1 more than the number of electrons, the electrical charge on Lithium atom would be positive and the magnitude of charge will be equal to the number of electrons lost, which is 1 in this case.

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Answer: There are 102,000,000 liters in the container.

Answer:evaluations of seismic data

Explanation:

The mole ratio of C3H6O₂ to CO₂ ia 1:y.

To determine the mole ratio of C3H6O2 to CO2, we need to look at the balanced chemical equation that relates these two substances in a chemical reaction. Let's assume the balanced chemical equation is:

C3H6O2 + xO2 → yCO2 + zH2O

where x, y, and z are coefficients that balance the equation. The mole ratio of C3H6O2 to CO2 is simply the ratio of the coefficients in front of each substance in the balanced equation. From the equation above, we can see that the coefficient in front of C3H6O2 is 1 and the coefficient in front of CO2 is y. Therefore, the mole ratio of C3H6O2 to CO2 is:

1 : y

where y is the coefficient in front of CO2 in the balanced equation.

Since we don't know the exact balanced chemical equation, we cannot determine the value of y and therefore cannot simplify the ratio any further. So the mole ratio of C3H6O2 to CO2 is 1 : y, where y is an unknown integer.

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Yes, a research in 2012 called the ENCODE project showed that about 75% of noncoding DNA or Junk DNA do get transcribed.

The term "Junk DNA" is often used to refer to regions of the DNA that do not appear to code for functional genes, and their function or lack thereof is still a subject of active research and debate in the scientific community.

While it was once believed that these non-coding regions of DNA were "junk" and had no functional role, recent research has shown that some of these regions may have important regulatory functions, such as controlling gene expression or modulating chromosome structure.

In 2012, the ENCODE project determined that around three-quarters of the noncoding DNA in the human genome did undertake transcription and that almost half of the genome was accessible to proteins involved in genetic control such as transcription factors.

Some scientists, however, have questioned these findings, claiming that the accessibility of these genomic sequences to transcription factors does not necessarily imply that they have any biochemical significance or that transcription of the segments is favorable in terms of evolution.

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The Kp, for the decomposition reaction of ammonium carbamate, NH4OCONH2, is given as 4.01×10^-3 at 23.00 °C.The balanced chemical equation for the reaction is:

NH4OCONH2 (g) ⇌ NH3 (g) + CO2 (g)

The value of Kp indicates the ratio of the product of the partial pressures of the products to the product of the partial pressures of the reactants, with each pressure raised to a power equal to its stoichiometric coefficient in the balanced chemical equation. Mathematically, the expression for Kp is:

Kp = (P(NH3) * P(CO2)) / (P(NH4OCONH2))

where P is the partial pressure of each gas.

At equilibrium, the partial pressures of NH3, CO2, and NH4OCONH2 will be related by the Kp value. If the partial pressures of the products are known, the partial pressure of the reactant can be calculated using the Kp value. Conversely, if the partial pressure of the reactant is known, the partial pressures of the products can be calculated using the Kp value.

It is important to note that the value of Kp is temperature-dependent, and as such, the equilibrium composition of the reaction mixture will change with changes in temperature.

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The solubility of a molecule in water depends on several factors including its polarity, surface area, and hydrogen bonding potential. A molecule that is polar and has hydrogen bonding groups is more likely to be soluble in water due to the strong interactions between the water molecules and the polar groups in the molecule. In contrast, a molecule that is nonpolar and lacks hydrogen bonding groups will likely be insoluble in water.

A micelle is formed when a molecule has both polar and nonpolar regions. The polar regions interact with the water molecules, while the nonpolar regions interact with each other, forming a stable structure in solution. An example of a molecule that can form a micelle in water is a fatty acid, which has a polar carboxyl group and a nonpolar hydrocarbon chain.

Overall, the solubility or insolubility of a molecule in water, as well as the formation of micelles, depends on the chemical and physical properties of the molecule, including its polarity and hydrogen bonding potential.

Answer:

53.69 mg/m³

Explanation:

To calculate the concentration of ethyl acetate in milligrams per cubic meter, we need to know the total volume of the room and the amount of ethyl acetate that evaporated in grams.

The total volume of the room is:

V = l x w x h

V = 9.00 m x 6.00 m x 3.00 m

V = 162.00 cubic meters

To convert the amount of ethyl acetate evaporated from grams to milligrams, we multiply by 1000:

amount of ethyl acetate = 8.701 g = 8,701 mg

Now we can calculate the concentration of ethyl acetate in milligrams per cubic meter:

concentration = amount of ethyl acetate / volume of room

concentration = 8,701 mg / 162.00 cubic meters

concentration = 53.69 mg/m³

Therefore, the concentration of ethyl acetate in the unventilated room is 53.69 mg/m³.

Answer:

25.3%

Explanation:

Since

Ca has just 1 mole

Ca ×1 = 40.08

C has 4 moles

C×4 = 48.04

H has 6 moles

H×6 = 6.06

O has 4 moles

O×4 = 64

64+6.06+48.04+40.08=158 (approx.)

40.08÷158 ×100% = 25.3%

Answer:

C. Energy is absorbed.

Explanation:

In an endothermic reaction, energy is absorbed from the surroundings, resulting in an increase in the internal energy of the system. This means that the products of the reaction have a higher energy content than the reactants, and energy is stored in the chemical bonds of the products.

Therefore, option C, energy absorption, occurs in an endothermic reaction.

Answer:

The nuclide formed by the β decay of 26Al is 26Mg.


Mark my answer as brainliest! this was a difficult one

Answer:

1. Atoms

Explanation:

The products and reactants of a chemical reaction are usually related in terms of their atoms and molecules. During a chemical reaction, atoms are rearranged to form new molecules, and these new molecules are the products of the reaction. However, the atoms themselves are not created or destroyed in the process.

For example, if we consider the combustion of methane (CH4) with oxygen (O2) to produce carbon dioxide (CO2) and water (H2O), the reactants (methane and oxygen) and the products (carbon dioxide and water) are all made up of the same types of atoms (carbon, hydrogen, and oxygen), but they are rearranged in different ways. The chemical properties of the reactants and products may differ, but they are still related in terms of their atomic and molecular composition.

It's difficult though to say which is more likely between atoms and molecules because they are both essential components of chemical reactions. In a chemical reaction, atoms combine to form molecules or break apart from molecules to form new molecules. Therefore, both atoms and molecules are important in a chemical reaction.

However, if we had to choose one that is more likely to be common between the reactants and products, it would probably be atoms. This is because in most chemical reactions, the atoms involved in the reactants are rearranged to form the products. The chemical reaction simply involves the rearrangement of the atoms, but the atoms themselves are not created or destroyed

On the other hand, molecules may change significantly during a chemical reaction, as they are made up of specific arrangements of atoms. The chemical properties of the reactants and products may also differ because of changes in the molecular structure. Therefore, while molecules are still an essential part of chemical reactions, it is more likely that atoms will be common between the reactants and products.

Answer:

The final volume of gas in the balloon is 40.0 L (nearest tenth).

Explanation:

To solve this problem we can use the Combined Gas Law.

[tex]\boxed{\sf \dfrac{P_1V_1}{T_1}=\dfrac{P_2V_2}{T_2}}[/tex]

where:

Convert the temperatures given in Celsius to kelvin by adding 273.15:

[tex]\implies \sf 28^{\circ}C=28+273.15=301.15\;K[/tex]

[tex]\implies \sf -8^{\circ}C=-8+273.15=265.15\;K[/tex]

Therefore, the values to substitute into the formula are:

Substitute the values into the formula and solve for V₂:

[tex]\implies \sf \dfrac{P_1V_1}{T_1}=\dfrac{P_2V_2}{T_2}[/tex]

[tex]\implies \sf \dfrac{745 \cdot 30.2}{301.15}=\dfrac{495 \cdot V_2}{265.15}[/tex]

[tex]\implies \sf V_2=\dfrac{745 \cdot 30.2 \cdot 265.15}{301.15 \cdot 495}[/tex]

[tex]\implies \sf V_2=40.01905...[/tex]

[tex]\implies \sf V_2=40.0\;L\;(nearest\;tenth)[/tex]

Therefore, the final volume of gas in the balloon is 40.0 L (nearest tenth).

Answer:  -204.48 celsius

Explanation:

Gay lussac law P1/T1 = P2/T2

T2 = T1P2/P1

I AM ASSUMING THAT 1.92 IS IN ATMS

Temperature must be in Kelvin

t2= 292.15 x 0.45/1.92 =68.47 K

68.47-273.15 = -204.48 celsius  it is a negative number

Answer: Brainlest Please!

Explanation:

To determine how many bars Alexander should pack, we first need to calculate the energy required for the uphill climb and the return trip. We can use the formula for gravitational potential energy to calculate this:

Energy required = m * g * h

where m is the mass of Alexander and his backpack, g is the acceleration due to gravity, and h is the height of the mountain.

First, we need to convert Alexander's weight from pounds to kilograms:

180 lb * (1 kg / 2.205 lb) = 81.65 kg

Assuming Alexander's backpack weighs 10 kg, his total mass is:

m = 81.65 kg + 10 kg = 91.65 kg

Next, we need to convert the height of the mountain from meters to joules:

5620 m * 91.65 kg * 9.81 m/s^2 = 5,029,669 J

Since Alexander assumes he will need as much energy for the return trip, the total energy required is:

2 * 5,029,669 J = 10,059,338 J

Now, we can calculate the number of bars required to provide this amount of energy.

Each bar weighs 100 g, and contains 10 g of fat, 40 g of protein, and 50 g of carbohydrates.

First, we need to calculate the total energy per bar:

10 g of fat * 9 Cal/g + 40 g of protein * 4 Cal/g + 50 g of carbohydrates * 4 Cal/g = 410 Cal

Next, we can calculate the number of bars required:

10,059,338 J * (1 Cal / 4.184 J) * (1 bar / 410 Cal) = 605 bars

Therefore, Alexander should pack approximately 605 nutrition bars for his trip up and down Mt. Krumpett.

Answer: See below

Explanation:

Sodium (Na) - 1 electron on outer shell so would need to lose 1 electron for a full outer shell - making it a 1+ ion

Surfur (S) - 6 electrons on outer shell so would need to gain 2 electrons for a full outer shell - making it a 2- ion

Strontium (Sr) - 2 electrons on outer shell so would need to lose 2 electrons for a full outer shell - making it a 2+ ion

It is a synthetic statin, an dihydroxy monocarboxylic acids, a pyrimidine, a sulfonamide, and a monofluorobenzene. It shares a functional connection with hept-6-enoic acid.

20 mg of rosuvastatin are contained in each film-coated tablet (as rosuvastatin calcium). Each 20 mg tablet also includes 0.025 milligrammes Sunset yellow FCF, 0.029 mg Allura red AC, and 91.755 mg lactose monohydrate.

Yet, because cholesterol has a steroid nucleus, it will behave differently. Aldehyde, ketone, ether, and amide groups don't exist in cholesterol. It only possesses one hydroxyl group, which, like carbohydrates, contains the functional group alcohol.

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Answer:

The balanced equation:

2H2S + 3O2 → 2SO2 + 2H2O

indicates the following relationships:

Molecular relationship: For every 2 molecules of hydrogen sulfide (H2S) that react, 3 molecules of oxygen (O2) are consumed, producing 2 molecules of sulfur dioxide (SO2) and 2 molecules of water (H2O).

Molar relationship: For every 2 moles of H2S that react, 3 moles of O2 are consumed, producing 2 moles of SO2 and 2 moles of H2O.

Mass relationship: The ratio of masses of the reactants and products in the balanced equation can be used to calculate the mass relationship. The equation indicates that 2 moles of H2S react with 3 moles of O2, producing 2 moles of SO2 and 2 moles of H2O. Therefore, the mass of H2S consumed is proportional to the mass of O2 consumed, and the masses of SO2 and H2O produced are proportional to each other.

Answer:

To find the specific heat of the metal object, we can use the equation:

q = mcΔT

where q is the amount of heat transferred, m is the mass of the object, c is the specific heat capacity, and ΔT is the change in temperature.

We know that the metal object loses heat while the water gains heat, and the total amount of heat lost by the metal object is equal to the total amount of heat gained by the water:

qmetal = qwater

Using the equation above for each of these, we get:

mcΔT = mwatercwaterΔTwater

where cwater is the specific heat capacity of water and mwater is the mass of water.

Substituting in the given values, we get:

(20.9 g)(c)(97.0 °C - 24.1 °C) = (86.0 g)(4.184 J/g·°C)(24.1 °C - 20.5 °C)

Simplifying and solving for c, we get:

c = [(86.0 g)(4.184 J/g·°C)(24.1 °C - 20.5 °C)] / [(20.9 g)(97.0 °C - 24.1 °C)]

c = 0.385 J/g·°C

Therefore, the specific heat of the metal object is 0.385 J/g·°C.