Chapter 6 Review

Question 1

An example of an elemental molecule is ___________.

A) common table salt

B) hydrogen peroxide

C) atmospheric oxygen

D) water

Answer 1

C) atmospheric oxygen

Question 2

Alkalis tend to __________ the hair.

A) swell

B) relax

C) harden

D) exfoliate

Answer 2

A) swell

Question 3

__________, also known as alkalis, are compounds of hydrogen, a metal, and oxygen.

A) oxides

B) bases

C) acids

D) salts

Answer 3

B) bases

Question 4

If you were the owner of the local spa, why would it be so important that you insist that for every chemical used there is an SDS available?

A) Because most clients will insist on it

B) Because it enhances the image of the business

C) Because it is the most cost-effective policy

D) Because it is a requirement of OSHA

Answer 4

D) Because it is a requirement of OSHA

Question 5

What is the average pH for hair and skin?

A) 3.5

B) 7.5

C) 9

D) 5

Answer 5

D) 5

Question 6

Which of the following allows oil and water to mix or emulsify by reducing surface tension?

A) surfactants

B) solutions

C) emulsion

D) suspension

Answer 6

A) surfactants