Chemistry CAI

Question 1

Electrons have what type of electrical charge?

Accepted Answer

negative

Question 2

All matter that is not alive, has never been alive and does not contain carbon falls within the study of:

Accepted Answer

inorganic chemistry

Question 3

Most ingredients for conditioners are proteins derived from

Accepted Answer

animal and vegetable materials

Question 4

The bonds found within the hair that help organize protein chains in order to build hair are called

Accepted Answer

side bonds

Question 5

Atoms have 3 main parts electrons, protons and

Accepted Answer

neutrons

Question 6

When looking at the list of ingredients in a product, the first listed ingredient would be the

Accepted Answer

most abundant

Question 7

Hair consists of 97%

Accepted Answer

keratin

Question 8

Pure substances are made of only one type of

Accepted Answer

atom or molecule

Question 9

Water freezing and becoming ice is an example of

Accepted Answer

physical change

Question 10

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

Accepted Answer

bonding of protein chains to other protein chains

Question 11

On the pH scale, numbers greater than 7 indicate a(n):

Accepted Answer

alkaline solution

Question 12

neutrons have what type of electrical charge

Accepted Answer

none

Question 13

What is a compound?

Accepted Answer

2 or more elements

Question 14

The most accurate way of measuring pH is with

Accepted Answer

Ph meter

Question 15

Water molecules have two hydrogen atoms and one:

Accepted Answer

oxygen atom

Question 16

A mixture of two or more kinds of molecules, evenly dispersed, would be

Accepted Answer

solution

Question 17

Peroxide can act as an oxidizer and lift or subtract color when activated by

Accepted Answer

a higher pH substance

Question 18

acids tend to taste

Accepted Answer

sour

Question 19

Which bonds in the hair can easily be broken by water?

Accepted Answer

hydrogen

Question 20

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

Accepted Answer

water

Question 21

Protons have what kind of electrical charge

Accepted Answer

positive

Question 22

A substance that is able to dissolve another substance is called

Accepted Answer

a solvent

Question 23

Alkalis tend to taste:

Accepted Answer

bitter

Question 24

In the process of making cocoa, what does the cocoa powder represent?

Accepted Answer

solute

Question 25

If a product says shake well it indicates that the product is a

Accepted Answer

suspension

Question 26

What is the side bond that is of the greatest concern to the salon professional?

Accepted Answer

disulfide bond

Question 27

The ability of the hair to absorb moisture, liquid, or chemicals is

Accepted Answer

porosity

Question 28

Putting a sodium hydroxide relaxer under the dryer would

Accepted Answer

break critical peptide bonds and destroy the protein structure

Question 29

Amino acids that create proteins are linked together end to end by

Accepted Answer

peptide bonds

Question 30

Why is chlorine added to weater during the purification process

Accepted Answer

kill bacteria

Question 31

pH balanced refers to a product that ranges from

Accepted Answer

4.5-5.5

Question 32

The scientific study of matter and the physical and chemical changes of matter is known as

Accepted Answer

chemistry

Question 33

Hair color products that are mixed with a developer to create a chemical change

Accepted Answer

oxidative

Question 34

What type of change is oxygen and hydrogen combining to form water? H2O

Accepted Answer

chemical change

Question 35

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

Accepted Answer

elements

Question 36

All matter that is now living or was alive at one time, with carbon present,

Accepted Answer

organic chemistry

Question 37

On the pH scale, numbers less than 7 indicate

Accepted Answer

acidic

Question 38

On the Scalp lighteners have a pH of

Accepted Answer

9

Question 39

pH stands for

Accepted Answer

potential hydrogen

Question 40

Anything that occupies space and has weight

Accepted Answer

matter

Question 41

In perming the pH of the neutralizer will range from

Accepted Answer

2.5-7

Question 42

Atoms that are the same form

Accepted Answer

elements

Question 43

What is the chemical symbol for carbon

Accepted Answer

C

Question 44

33% of hairs strength is due to millions of what bonds

Accepted Answer

hydrogen bonds

Question 45

What color does red litmus paper turn when placed in an alkali?

Accepted Answer

blue

Question 46

Why is it recommended to add heat dueing a process when working with conditioners

Accepted Answer

opens the cuticle

Question 47

Protons have which type of electrical charge?

Accepted Answer

positive

Question 48

An example of oil-in-water emulsion is?

Accepted Answer

perm solution

Question 49

In what pH range is skin and hair?

Accepted Answer

4.5-5.5

Question 50

Blue litmus paper turns what color when placed in acid

Accepted Answer

red

Question 51

Mixtures of two or more kinds of molecules, having the tendency to separate when left standing

Accepted Answer

suspension

Chemistry CAI

Questions 51

Chemistry CAI

Questions 51