Explain
4. When are chemical
properties observable?

Answers

Answer 1
they are observable when there is a change in color, smell, temperature, and there is a precipitate or formation of bubbles.

Related Questions

During which change is heat energy absorbed?
A. Freezing
B. Melting
C. Condensation
D. Deposition

Answers

Heat energy is absorbed when boiling point comes

The physical act of moving air into and out of the lungs is called:

Answers

The physical act of moving air into and out of the lungs I called ventilation or breathing.

I hope this helps

Please help
100 point question
I will mark brainliest
Please answer the questions in the picture
Thank you :)

Answers

Answer:

4 the cube with many circles in it or box C

3 objects that float paperclip, feather, air molecules, sticker  objects that sink book, phone, human, plate.

2 ?

Explanation:

Fill the blacks: ice is ____but has___ hydrogen bonds than liquid water
A- more dense- less
B- none of the thiss
C- less dense- less
D- more dense - less
E- less dense - more

Answers

Answer:

e

Explanation:

i took the test


Summarize the factors that affect the formation of magma?

Answers

Answer:

The pressure can have an effect by the change and form of the shape. Also, the tempature is a factor and a cause to the development or forming of the magma.

Which of the following living things would occupy the highest trophic level?
A.
A stalk of wheat that grows in a field

B.
A chicken that eats grain

C.
A fox that eats a chicken

D.
A lynx that eats a fox

Answers

Answer:

D. A lynx that eats a fox

Explanation:

Question 15(Multiple Choice Worth 3 points) (03.04 MC) Which of the following is most likely an impact of hurricanes? A. Acid rain in coastal areas B. Health problems due to smoke C. Wildfires in forests far away from sea D. Damage to property due to strong winds​

Answers

Answer:

Explanation:

Hurricanes do not effect acidity

Smoke is not caused by hurricanes

There is no known correlation between wildfires and hurricanes

Hurricanes are defined as rain and wind

Answer: Damage to property due to strong win

Explanation: hurricanes are known for having strong winds and destroying property due to strong winds

An organism that breaks down hydrogen sulfide as a source of energy and gets its
carbon from carbon dioxide would be classified as a:
a. Chemoautotroph
b. Photoheteroptroph
c. Chemoheterotroph
d. Photoautotroph

Answers

Photoheterotrophs. A heterotroph is an organism that depends on organic matter already produced by other organisms for its nourishment. Photoheterotrophs obtain their energy from sunlight and carbon from organic material and not carbon dioxide.

- BRAINLIEST answerer ❤️

HELP ME OUT PLEASE!!

Based on the element square shown above, how many neutrons would an atom of Boron usually have?

5

6

10

11​

Answers

The answer is 6 neutrons

Where in a cell would you most likely find DNA?

Answers

Your answer is → compartment within the cell called a nucleus

In a cell, DNA would most likely be found inside the nucleus which is known as the controlling center of the cell.

What is DNA?

DNA stands for Deoxyribonucleic acid. It is considered the most common genetic material of living organisms. The genetic information of a particular organism is encoded with these segments, known as DNA.

The process of transcription is initiated within the nucleus of the cell which transforms DNA into mRNA. It is known as the brain of the cell. Due to compartmentalization in eukaryotic organisms, a well-defined nucleus has appeared which helps in the transfer of genetic information from one generation to the next.

Therefore, the nucleus is the region where DNA is most likely found within the cell.

To learn more about the Nucleus, refer to the link:

https://brainly.com/question/141626

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How many enzymes does a cell contain

Answers

Answer:

there are approximately 1300 cell enzymes in the human cell

what is the uses of tentacle in hydra​

Answers

Answer:

Tentacles of the Hydra are the extension of the body layer that encircles the opening of the mouth, the construction of Hydra is a simple body column and highly extensible tentacles, Hydra uses these tentacles for capturing or hunting the prey.

According to the model of the human respiratory system, how do structures in the
respiratory system interact to protect the lungs? How might a sinus infection affect the
rest of the respiratory system?

Answers

Answer: The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in and out of the lungs through the trachea, bronchi, and bronchioles. Blood moves in and out of the lungs through the pulmonary arteries and veins that connect to the heart.

Explanation:

There are Cilia that protect the airways of the lungs from invaders and pathogens by trapping them. Sinus is present in the nose which blocks the airways while it swells.

What is the respiratory system?

The respiratory system is the system that is responsible for getting oxygen into the body and removing carbon dioxide from the body.

Together, the respiratory and circulatory systems move blood and oxygen throughout the body. The trachea, bronchi, and bronchioles are the pathways by which air enters and exits the lungs. The pulmonary arteries and veins, which attach to the heart, carry blood into and out of the lungs.

Thus, there are cilia that, by trapping invaders and diseases, defend the lungs' airways. The nose has a sinus, which obstructs the airways when it grows.

To learn more about the respiratory system, refer to the link:

https://brainly.com/question/4190530

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What is the bayolegy

Answers

If you're talking about biology, it is the study of Earth. If this is not what you're looking for, I'm sorry.

Hell I need answers plzz

Answers

I’m pretty sure that the will be B let me know if I’m right or not

how many moles of water are produced?​

Answers

Answer:

10.86 moles of water are produced

Hope it helps!

1. Write a story about how one or more limiting factors affect a particular plant or
animal in an ecosystem, from the perspective of this plant or animal.

Answers

Answer:

-Perspective of a fox with limited prey like rabbit.

-Perspective of a tree or flower with limited water.

-Perspective of a moose with limited predators like wolves.

Explanation:

I can't write a full story for you, but I hope these can help you out!

There are ____________ amino acids that share the same basic structure and serve as building blocks to proteins.
Group of answer choices

12

20

2000

200

Answers

Answer:

the final answer is 20

Explanation:

Hope it is helpful for you ✌️

How does your diet (the different types of foods you eat) affect the water cycle? what types of foods use the least amount of water, and what types of food use the most water?

Answers

Answer: Your diet can probably effect. More animals may consume more water than others. Or more plants drink more water than others. by eliminating these animals, there is more water left. Some plants that use the last water is the Sago Palm, Snake plant, Orchids, Spider plant, and plenty of the plant species who are adapted to dry climats. The plants that consume the most water are Ferns, Lilys, Daylilies, Indian grass, Cattails, Iris, and Elephant ears. The animals that consume the most water is probably the biggest animals like elephants and cows, who according to my search can consume up to 100 gallons of water a day durring hot summer months. So, the least water, the less it will rain, the less clouds there would be, and the easier it would be for the land to dry out.

Explanation:

The stages of the protozoane cycle are​

Answers

Viewing the life cycle as a whole, there are two phases which must be taken into account. These are, first, the encystment phase, and second, the sexual or conjugation phase, both widespread and almost universal in protozoan life histories.

What gases was not present in earths earth atmosphere

Answers

Answer:

Primitive Earth (Before life) contained no or very little Oxygen (element#8)

According to scientific theory:

Earth had no oxygen to begin with. It had a lot of carbon dioxide, though. Somehow (We still do not know how they started growing) single-celled Carbon Dioxide-breathing bacteria slowly, over thousands to millions of years, turned most carbon dioxide into oxygen, supporting new types of life.

:)

Why is the surface temperature of the ocean usually greater than the temperature on the ocean floor?

Answers

Answer:

Cold, salty water is dense and sinks to the bottom of the ocean while warm water is less dense and remains on the surface.

Cold water is a higher density in warm water.

The actual amount of heat generated per square meter of earth is quite small, especially compared to the amount of heat necessary to warm the ocean.

Plz help I need help

Answers

The nucleus stores dna and controls the cell

Answer:

stores DNA and controls the cell

The students want to answer this question: What is causing the change in the temperature in this town?



Which question should the students answer as part of their research?


A. Are towns with highs above 38ᵒC counted as part of this graph?


B. Is the change in temperature related to a change in human activities?


C. Which season produces the most days with a high temperature above 38ᵒC?


D. Is the change in temperature due to the tilt of Earth or Earth's distance from the Sun?

Answers

Answer:

i think climate change

Explanation:

Explain a standard curve and mention what is its use

Answers

A standard curve is a tool that allows us to estimate the DNA concentration of unknown samples by comparing them to standards with known DNA concentrations.

o er ejemplo
Column A
Column B
1.
absorbs water and nutrients
a.stems
2.
b. leaves
uses sunlight to make sugar through
photosynthesis
protects the seeds
3.
c.
flowers
4
holds the leaves up in the air
di roots
5.
tomato
e fruits
6.
where the seeds are made
7.
anchors the plant to the ground
8.
sexual organs of the plant
9.
transports water and sugar up and down the
plant
Time left for this
assessment
20:30
nere to search
BI

Answers

Answer:

but you got to figure it out

Where was the Bali tiger found

Answers

Answer:

The famous Bali tiger is now an extinct subspecies that was found only on the island of Bali in Indonesia.

Explanation:

Bali tiger found on the small island of bali near Malaysia and Philippines in the Indian ocean.

Which two atoms form a covalent bond?

Answers

Covalent bonds are when atoms share electrons. Covalent bonding generally happens between nonmetals. It is the type of bond that holds together the atoms within a polyatomic ion.
For example two oxygen atoms

Which term is most closely associated with FERMENTATION?

Answers

Fermentation can be viewed as a form of respiration in the absence of oxygen. In other words, fermentation is equivalent to anaerobic respiration.

Fermentation can be of two types:

Lactic acid fermentationAlcohol fermentation

Lactic acid fermentation is carried out by some bacteria or the muscle cells of mammals. During this process, carbohydrates undergo glycolysis, and the pyruvate molecules produced are used to generate lactic acid with the generation of energy in the form of ATP.

Alcohol fermentation is carried out by yeast and some other fungi/bacteria. During this process, the pyruvate molecules produced by glycolysis are converted to alcohol with ATP generated as a result. Carbon dioxide is also evolved as a by-product of the reaction.

More on fermentation can be found here: https://brainly.com/question/6947990

trình bày quá trình chuyển hóa glucid và sự phân bố đường sau ăn ?

Answers

Answer:

ghewbb your twalkings abotur I deont inderstaen yeigd sayidbfg?

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