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dem82 [27]
4 years ago
14

PLEASE HELP ME ASAPPP!?

Chemistry
1 answer:
Brrunno [24]4 years ago
7 0

lets guess and say #4???

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Answers for Chemistry A/Honors Chem A Unit 2 Test
Ivanshal [37]

Intensive properties are useful for identifying a substance simply because these properties do not depend on the amount of sample, nor do they change according to conditions.

The correct answer choice which is a physical property of matter is boiling point.

Polymers are long chains of <u>molecules</u>

The method which I would use to separate two liquids with different boiling points is <u>distillation</u>

The particles are located in the nucleus of an atom are protons and neutrons

The type of molecular model which is used to represent very large molecules like proteins is ribbon diagram

The methods which is used to separate a mixture according to the size of the particles are filtration and chromatography

<h3>What is a mixture?</h3>

A mixture is a substance which contains two or more constituents which can easily be separated by physical means

So therefore, the methods which is used to separate a mixture according to the size of the particles are filtration and chromatography

Learn more about mixtures:

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2 years ago
True or false, water boils at 100°c
r-ruslan [8.4K]

Answer:

This is true

Explanation:

3 0
3 years ago
What happens to the surface tension of water on adding detergent to it?
fredd [130]
Once you add detergent (base) to water (H2O), you are breaking the surface tension.
8 0
4 years ago
What formula do i need to solve what is the density of a substance that has a mass of 34.9 and a volume of 41.8ml?
Vaselesa [24]
Density=mass / volume
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3 years ago
Animals do not make their own food from energy in sunlight. Explain why they still depend on the Sun for energy.
Talja [164]

Answer:

Vitamin D

Explanation:

Without Vitamin D animals (humans included) will start to degrade and organs will shut down

4 0
3 years ago
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