Chem and chemical safety

Question 1

Why should ammonia never be mixed with bleach?

Accepted Answer

It creates a potentially deadly gas.

Question 2

Abner is opening a beauty business. He knows that his course in chemistry will help him to run a better business Because

Accepted Answer

every product he use n his establishment will contain some type of chemical

Question 3

What did the Safety Data Sheet (SDS) replace?

Accepted Answer

the Material Safety Data Sheet (MSDS)

Question 4

Linda's manager "Make sure of certain products and chems that are incompatible," he said. Wht should Linda do w the chem

Accepted Answer

Store them away from each other.

Question 5

What do reducing agents do?

Accepted Answer

adds hydrogen to a chemical compound

Question 6

Genevieve is sms by a salesrep 4 massage oil. He says his products are chemfree, BEST reason to decide against oils is?

Accepted Answer

bc theres no such thing as chem-free product& sales rep shant b trusted

Question 7

Which of the following is TRUE of solutions?

Accepted Answer

they are stable mixtures

Question 8

Acid-alkali neutralization reactns occur when acid is mixed w alkali n equal proport balancing the total pH &forming h20

Accepted Answer

a salt

Question 9

When immiscible liquids are combined, they form ___

Accepted Answer

Suspensions

Question 10

SDS are designed for

Accepted Answer

use in an emergency

Question 11

How many elements are known to science today?

Accepted Answer

118

Question 12

Daria's boss told her 2 make products& mixtures. her boss insisted upon each havin a measur pH. Which must Daria include

Accepted Answer

water

Question 13

Any substance that occupies space and has weight is

Accepted Answer

matter

Question 14

Jamison's client, has asked that he not use mutagens in her treatments. Which of the following is the MOST LIKELY reason

Accepted Answer

She has a weakened immune system and is susceptible to cancers.

Question 15

What is a solute?

Accepted Answer

a substance that is dissolved in a solution

Question 16

Which of the following is an example of a chemical change?

Accepted Answer

exposed metal rusting

Question 17

The ph scale is used to measure ____

Accepted Answer

acidity and alkalinity

Question 18

You are an instructor of beauty and wellness course. Teresa, a students, asks why beauty profess understand chemistry.

Accepted Answer

Without an understanding of basic chemistry, she will not be able to use

Question 19

How many accepted pictograms are included in all SDS?

Accepted Answer

9

Question 20

For which of the following purposes would acids most likely be used?

Accepted Answer

to exfoliate the skin

Question 21

ph is an abbreviation of ____

Accepted Answer

potential hydrogen

Question 22

Niles, mentioned massage oils the staff have been using for months are now startin 2 give them rashs&sneez fits wht hpnd

Accepted Answer

the overexposure principle

Question 23

Daryl to create solutions as products. Daryl says, "In many of the mixtures I am mixin 2 or more immiscible substances.

Accepted Answer

Incorporate an emulsifier in your mixture in order to create a stable blend

Question 24

A ____ is capable of igniting and burning

Accepted Answer

combustible

Question 25

Javier is tryin 2 make oil. The problem is, if mixture is left 2 sit < 5 minutes, it separates. what is true of mixture?

Accepted Answer

They are immiscible

Question 26

Henry's duties are mixing of chems for products& treatment, ointments&mixtures. When mixing he should avoid all except

Accepted Answer

well-ventilated areas

Question 27

Which of the following is the simplest form of chemical matter?

Accepted Answer

an element

Question 28

Chloe is making a scented mist for clients after service. Which is TRUE of drops of lavender extract she mixes n the h2o

Accepted Answer

They are solutes

Question 29

What does an oxidizing agent do?

Accepted Answer

absorbs oxygen

Question 30

Which of the following is TRUE of all liquids?

Accepted Answer

They are either miscible or immiscible

Question 31

_____ are the basic units of matter.

Accepted Answer

Atoms

Question 32

Gina is a "know-it-all" @work. She says2 coworker,"you'd better be using the 1st surfactant regularly." wht is she sayin

Accepted Answer

"Wash your hands."

Question 33

Why should professionals study and have a thorough understanding of chemistry?

Accepted Answer

Because every product used in beauty & wellness contains some kind of chem

Question 34

When mixing chemicals, one should

Accepted Answer

use a measuring device, such as a measuring cup or spoon

Question 35

Marcus and Amanda are arguing over whether air is a pure substance. Marcus says it is, Amanda disagrees. Who is right?

Accepted Answer

Amanda is correct bc air contains many substances, so it cannot be pure

Question 36

Why is Maggie MOST LIKELY confident she'll be aware of any hazards associated with products she works w& sells

Accepted Answer

Because the products are registered with the EPA.

Question 37

Terry had no prob w chem she was usin on ppl for 6 month of workin. recentl battled reg skin&breathing prob Wht BEST exp

Accepted Answer

the overexposure principle

Question 38

Which of the following is an example of a compound molecule?

Accepted Answer

common table salt

Question 39

The overexposure principle is used to describe how overexposure determines ___

Accepted Answer

toxicity

Question 40

Which of the following is TRUE when salt is dissolved into water?

Accepted Answer

Salt is the solute and water is the solvent.

Question 41

Which of the following is TRUE of products that are incompatible?

Accepted Answer

No two should be stored next to each other.

Question 42

Ifyou were to leave the freezer open all night, all of the ice will melt. This is a result of

Accepted Answer

An endothermic reaction

Question 43

An SDS is formatted into ____ categories

Accepted Answer

16

Question 44

Darren has just opened his high-end bussn. When his 1st customer asks “are they chem free” what should he say

Accepted Answer

"No," because there is no such thing as a chemical-free product.

Question 45

What is a solvent?

Accepted Answer

a substance that dissolves a solute and makes a solution

Question 46

The effects of cosmetics and beauty products are based on which of the following

Accepted Answer

How the body reacts to chemicals

Question 47

Of all the clements known to science today, how many occur naturally on Earth?

Accepted Answer

98

Question 48

Which of the following is TRUE of creams, lotions, masks, and makeup?

Accepted Answer

They contain chemicals whether they come from natural sources or from i

Question 49

Which of the following BEST describes a carcinogen?

Accepted Answer

a substance that causes cancer

Question 50

What accompanies the rapid oxidation of a substance during combustion?

Accepted Answer

the production of heat and light

Question 51

Why is understanding pH important for the beauty and wellness professional?

Accepted Answer

Because it affects the hair, skin, and nails.

Question 52

Everything you can touch and everything you can see is matter EXCEPT

Accepted Answer

light and electricity

Question 53

Which of the following were the first surfactants?

Accepted Answer

soaps

Question 54

Shawna (new client) has told u that she left the busin. she went 2 for 3yrs bc they werent attentive 2 her sensit skin

Accepted Answer

She should use products that are slightly alkaline

Question 55

Harriet's client has requested that he use a solution that is neutral to his skin. Which of the following should he use

Accepted Answer

a pH of 5

Question 56

Which of the following is TRUE today of the disposal of many of the chemicals used in salons, spas, and barber shops?

Accepted Answer

Most states and counties do not have regulations in place,

Question 57

Franco has been working on lotions&creams that, when mixed with activators, warm the bottles in which they are contained

Accepted Answer

exothermic reactions

Question 58

All acids owe their chemical reactivity to

Accepted Answer

the hydrogen ion

Question 59

Thomas, owner of business, insists that there is an SDS available for every chem used.Why is Thomas so strict about this

Accepted Answer

it is a requirement of OSHA

Question 60

Guidelines for properly storing chemicals include all EXCEPT which of the following?

Accepted Answer

Never dispose of chemicals in their original containers.

Question 61

Jennifer uses soothing oil. when mixture is left 2 sit <5 mins, it separates. Which could be added 2 her mixture to fix

Accepted Answer

an emulsifier

Question 62

In the uniform order of the SDS, which of the following comes immediately after the first category of "Identification"?

Accepted Answer

Hazard identification

Question 63

Jonathan, a licensed profess w busin., left the freezer door open all night& office is now wet. Wht hpnd when ice melted

Accepted Answer

a physical change

Chem and chemical safety

Questions 63

Chem and chemical safety

Questions 63