Chapter 5 Chemistry

COHNS stands for...

Atoms make up elements. Elements make up matter. Therefore, all matter is comprised of:

Two or more of the same atoms joined together by a chemical bond is a(n):

What makes up primary compositions of hair?

A pH a 5 is how many times acidic than a pH a 6?

A solution that more positive hydrogen ions than negative hydroxide ions is:

Which of the following is NOT an example of a physical change

All matter that is living or once was living contains carbon ans deals with:

Carbon, nitrogen, oxygen, and hydrogen form the basis of:

Atoms that the same form a(n)

Which bonds found in hair can be easily broken by heat or water?

What is created when amino acids join together in chains?

The bonds found within hair that help orangize protein chains in order to build are called:

Distilled water with pH of 7 is considered

A substance that is able to dissolve another substance is called a(n):

Which of the following statements decribes how human hair is formed?

A mixture of two or more kinds molecule, evenly dispersed would be a(n):

What is the side bond is of the greatest concern to the cosmetologist?

Substances of acidic or alkaline nature dissolve in water and/or contain:

The term used to identify anything that occupies space is called

When two hydrogen atoms combine with oxygen atom, the result is water, which is called a(n):

Basic substances that cannot be broken down into simpler substances are called:

In what pH range is skin and hair?

Mix of organic sunstance and a medicinal agent are:

All of the following statements regarding pH are true EXCEPT: