Question 1

When hydrogen is added to a substance or when oxygen is subtracted, it is called:

Accepted Answer

reduction

Answer

oxidation

Answer

hydrogenation

Answer

diffusion

Question 2

Which of the following is defined as any substance that occupies space and has mass?

Accepted Answer

matter

Answer

electricity

Answer

energy

Answer

chemicals

Question 3

The simplest form of matter that contains only one type of atom is a/an:

Accepted Answer

element

Answer

compound

Answer

chemical

Answer

molecule

Question 4

Any substance made of two or more elements joined together chemically in definite or fixed proportions is a/an:

Accepted Answer

molecule

Answer

mixture

Answer

chemical

Answer

element

Question 5

The basic unit of all matter that cannot be divided into simpler substances  by ordinary means is a/an:

Accepted Answer

atom

Answer

compound

Answer

molecule

Answer

chemical

Question 6

Chemical reactions that result in the absorption of energy or heat from an outside source are:

Accepted Answer

endothermic

Answer

exothermic

Answer

combustion

Answer

infusion

Question 7

When hydrogen peroxide mixes with tint, the action is a:

Accepted Answer

chemical change

Answer

temporary change

Answer

physical change

Answer

physical mixture

Question 8

When a physical change occurs in a substance, there is:

Accepted Answer

a change in the form without a chemical reaction

Answer

a change in the form with a chemical reaction

Answer

no change in the state of matter

Answer

the formation of a new substance

Question 9

Ammonia is a mixture of what two elements?

Accepted Answer

hydrogen and nitrogen

Answer

oxygen and carbon

Answer

oxygen and nitrogen

Answer

hydrogen and oxygen

Question 10

The pH scale measures

Accepted Answer

acidity and alkalinity

Answer

weight and density

Answer

melting point or boiling point

Answer

physical vs. chemical properties

Question 11

The pH range of alkalis is:

Accepted Answer

7.1-14

Answer

0-6.9

Answer

4.5-5.5

Answer

7.0-7.9

Question 12

The pH range of acids is:

Accepted Answer

0-6.9

Answer

7.0-7.9

Answer

4.5-5.5

Answer

7.1-14

Question 13

A substance that has more hydroxide ions will be:

Accepted Answer

alkaline

Answer

acid

Answer

neutral

Answer

ionized

Question 14

What do alkaline solutions do to the hair?

Accepted Answer

soften and swell

Answer

close it

Answer

harden it

Answer

improve its condition

Question 15

What do acid solutions do to the hair?

Accepted Answer

close the cuticle

Answer

open the cuticle

Answer

damage it

Answer

soften and swell it

Question 16

The universal solvent is:

Accepted Answer

water

Answer

mineral oil

Answer

hydrogen peroxide

Answer

oxygen

Question 17

A substance that has more hydrogen ions will be:

Accepted Answer

acidic

Answer

watery

Answer

neutral

Answer

alkaline

Question 18

The only things that cannot be dissolved by water are:

Accepted Answer

oil and wax

Answer

metals

Answer

other liquids

Answer

solids

Question 19

Emulsifiers that allow oil and water to mix and are used in shampoos are:

Accepted Answer

surfactants

Answer

humectants

Answer

ionizers

Answer

glycerine

Question 20

The hydrophilic end of the shampoo molecule attracts:

Accepted Answer

water

Answer

oxygen

Answer

hydrogen

Answer

oil

Question 21

To find toxicity information on chemicals used in the salon, refer to the;

Accepted Answer

SDS

Answer

Manufacturer's label

Answer

CDC

Answer

EPA

Question 22

Chemical reactions that release a significant amount of heat are:

Accepted Answer

exothermic

Answer

deductive

Answer

reductive

Answer

endothermic

Question 23

Substances used instead of ammonia in products due to their lower odor are:

Accepted Answer

alkanolamines

Answer

hydroxides

Answer

alphahydroxy acids

Answer

lanthionides

Question 24

When a substance is combined with oxygen or hydrogen is lost, the process is called:

Accepted Answer

oxidation

Answer

diffusion

Answer

hydration

Answer

reduction

Question 25

What is given off as a by-product in soap making?

Accepted Answer

glycerin

Answer

alcohol

Answer

sodium hydroxide

Answer

quats

Question 26

An evenly dispersed mixture of two or more substances that do not separate upon standing is a/an:

Accepted Answer

solution

Answer

suspension

Answer

mucilage

Answer

emulsion

Question 27

Unstable physical mixtures that tend to separate upon standing is a/an:

Accepted Answer

suspension

Answer

solution

Answer

emulsion

Answer

ointment

Question 28

The substance that dissolves into a solution is called the:

Accepted Answer

solute

Answer

solvent

Answer

suspension

Answer

emulsifier

Question 29

Something that can dissolve other substances is called a:

Accepted Answer

solvent

Answer

solute

Answer

dilution

Answer

concentrator

Question 30

Thick and creamy products like cold cream or moisturizer are an example of what type of emulsion?

Accepted Answer

water in oil

Answer

water in vinegar

Answer

water in wax

Answer

oil in water

Question 31

Shampoo, conditioner, and lotion is an example of what type of emulsion?

Accepted Answer

oil in water

Answer

water in oil

Answer

oil in wax

Answer

water in vinegar

Question 32

Liquids not capable of being mixed together to form stable solutions are considered:

Accepted Answer

immiscible

Answer

emulsions

Answer

miscible

Answer

solutions

Question 33

An unstable physical mixture of two or more immiscible substances plus a special ingredient to help them stay mixed is a/an:

Accepted Answer

emulsion

Answer

solution

Answer

ointment

Answer

suspension

Question 34

An atom or molecule that carries an electric charge is called a/an:

Accepted Answer

ion

Answer

alkaline

Answer

compound

Answer

acid

Question 35

A physical change in Cosmetology would include:

Accepted Answer

marcel curling

Answer

relaxing

Answer

mixing color with developer

Answer

perming

Question 36

A chemical change in Cosmetology would include

Accepted Answer

perming

Answer

temporary color

Answer

using a flat iron

Answer

marcel curling

Question 37

An oxidizing agent:

Accepted Answer

releases oxygen

Answer

adds hydrogen

Answer

attracts oxygen

Answer

increases oxygen

Question 38

A chemical combination of matter in definite or fixed proportions is a:

Accepted Answer

pure substance

Answer

chemical mixture

Answer

physical mixture

Answer

atom

Question 39

The term logarithm means multiples of:

Accepted Answer

10

Answer

1

Answer

100

Answer

20

Question 40

The chemical reaction in which reduction and oxidation takes place at the same time is called:

Accepted Answer

redox

Answer

lanthionization

Answer

exothermism

Answer

combustion

Question 41

A physical combination of matter in any  proportion is a:

Accepted Answer

physical mixture

Answer

chemical mixture

Answer

pure substance

Answer

compound

Question 42

The rapid oxidation of a substance accompanied by the light and heat is:

Accepted Answer

combustion

Answer

endothermic

Answer

lanthionization

Answer

volatile

Question 43

A substance cannot have a pH unless it contains:

Accepted Answer

water

Answer

hydrogen

Answer

nitrogen

Answer

alcohol

Question 44

The pH of pure water is:

Accepted Answer

7

Answer

9

Answer

5

Answer

8

Question 45

All chemicals should be stored:

Accepted Answer

in their original containers

Answer

at the shampoo/backbar area

Answer

on the dispensary counter

Answer

in a locked car

Question 46

When mixing concentrated chemicals:

Accepted Answer

always add chemicals to water

Answer

always pour extra down the drain

Answer

always add water to chemicals

Answer

always mix in front of clients

Question 47

An example of an acid used in the salon would be:

Accepted Answer

alphahydroxy acid

Answer

soap

Answer

bleach

Answer

sodium hydroxide

Question 48

An example of an alkali used in the salon would be:

Accepted Answer

sodium hydroxide

Answer

conditioner

Answer

hydrogen peroxide

Answer

alcohol

Question 49

A reducing agent:

Accepted Answer

adds hydrogen

Answer

increases oxygen

Answer

releases oxygen

Answer

attracts oxygen

Question 50

What 2 chemicals will create a potentially deadly gas if mixed?

Accepted Answer

hydrogen peroxide and liquid bleach

Answer

hydrogen peroxide and ammonium thioglycolate

Answer

chlorine and hydrogen peroxide

Answer

chlorine and liquid bleach

Question 51

A carcinogen is best described as a substance that:

Accepted Answer

can cause cancer

Answer

can easily ignite

Answer

is incompatible with other substances

Answer

is combustible

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