EST Ch. 7

Question 1

Which of the ingredients are often used to increase thickness of products and provides moisture

Accepted Answer

Fatty alcohols

Question 2

Of the following statements about hydroxy acids, which is NOT true?

Accepted Answer

Used to slow down the natural exfoliating process

Question 3

What number identifies how many protons are in a single atom of an element?

Accepted Answer

Atomic number

Question 4

All of the following statements are true about pH scale EXCEPT:

Accepted Answer

Acids have a value on the pH scale from 0-4

Question 5

The type of chemistry that deals with all matter that is now living or was alive at one time:

Accepted Answer

Organic chemistry

Question 6

Which of the following means the product is less likely to provoke an allergic reaction?

Accepted Answer

Hypoallergenic

Question 7

Which of the following may contain salts such as calcium and magnesium?

Accepted Answer

Hard water

Question 8

The branch of science that deals with chemicals related to life processes and their reactions:

Accepted Answer

Biochemistry

Question 9

What is the liquid part of a solution called:

Accepted Answer

Solvent

Question 10

Mixture of sebum and sweat mixed with lipids, minerals & moisture to form a protective barrier:

Accepted Answer

Acid mantle

Question 11

The type of chemistry that deals with matter that was never living and does not contain carbon:

Accepted Answer

Inorganic chemistry

Question 12

All of the following statements about carbohydrates are true EXCEPT:

Accepted Answer

Contain a combination of carbon, hydrogen, and nitrogen

Question 13

Ingredients that possess the ability to destroy bacteria on the skin:

Accepted Answer

Antibacterial

Question 14

What are the basic materials that the body uses to construct and renew itself?

Accepted Answer

Proteins

Question 15

Which ingredients are likely to block or clog the pores and contribute to pimples?

Accepted Answer

Comedogenic

Question 16

Which of the following is a process in which a substance gains an electron and loses an oxygen

Accepted Answer

Reduction

Question 17

Which one has the ability to bind a range of organic and inorganic matter to water?

Accepted Answer

Surfactants

Question 18

Which of the following is known as the universal solvent?

Accepted Answer

Water

Question 19

Which of the following dissolve and break down large molecules into smaller ones?

Accepted Answer

Enzymes

Question 20

Products packaged under pressure and blended with gas inside container are called:

Accepted Answer

Aerosols

Question 21

Molecules that are building blocks that connect with each other to form more complex compounds?

Accepted Answer

Monomers

Question 22

If a carboxyl group is located on the second carbon atom of the chain, it’s characterized as:

Accepted Answer

Beta hydroxy acid

Question 23

Matter with definite weight, but indefinite volume and shape are:

Accepted Answer

Gases

Question 24

Which of the following is created by chemically uniting two different elements?

Accepted Answer

Compound

Question 25

The molecular weight of each element is determined by the:

Accepted Answer

Molecule

Question 26

Which of the following statements is NOT true about fragrances?

Accepted Answer

ingredients are usually listed on the label individually

Question 27

What is the pH of pure distilled water?

Accepted Answer

7

Question 28

All of the following statements about lighteners are true EXCEPT:

Accepted Answer

Used at relatively high levels

Question 29

Emollients in products are generally found in concentrations ranging between:

Accepted Answer

2% - 10%

Question 30

Ingredients used in certain types of treatment products to prevent skin inflammation and damage

Accepted Answer

Antioxidants

Question 31

Oils and oil-soluble substances used to condition and soften the skin are called:

Accepted Answer

Emollients

Question 32

Thousands of amino acids connected lengthwise are known as a:

Accepted Answer

Polypeptide chain

Question 33

Which ingredients helps increase the density in emulsions and gel-type products?

Accepted Answer

Thickeners

Question 34

Which of the following is NOT one of the three major biochemical compound groups in the body?

Accepted Answer

Acid mantle

Question 35

All of the following are benefits that may be derived from botanicals EXCEPT:

Accepted Answer

Drying effects

Question 36

The molecular weight of each element is determined by the:

Accepted Answer

Protons and neutrons

Question 37

All of the following statements about emollients are true EXCEPT:

Accepted Answer

Found in concentration ranging between 20% - 30

Question 38

Ingredients that are designed to dissolve keratin proteins on the surface of the skin:

Accepted Answer

Enzymes

Question 39

All of the following are examples of lipids EXCEPT:

Accepted Answer

Liquids

Question 40

Which of the following cosmetic products are anhydrous substances that have thick texture?

Accepted Answer

Ointments

Question 41

Which of the following items contains very few minerals?

Accepted Answer

Soft water

Question 42

How many naturally occurring elements are there?

Accepted Answer

92

Question 43

Which of the following numbers on the pH scale represents an alkaline pH?

Accepted Answer

8

Question 44

A simple unit of a carbohydrate is called a:

Accepted Answer

Saccharide

Question 45

What level of pH will increase the skins permeability and leave it vulnerable to injury

Accepted Answer

8

Question 46

What is the even dispersion of a solid substance in a liquid base called?

Accepted Answer

Suspension

Question 47

What are the basic units of matter that cannot be broken down into simpler substances?

Accepted Answer

Elements

Question 48

A change in a substance that creates a new substance with different material characteristics;

Accepted Answer

Chemical change

Question 49

Which term identifies measurement that indicates if a substance is acidic, neutral, or alkaline

Accepted Answer

pH

Question 50

All of the following statements about solutions are true EXCEPT:

Accepted Answer

The solid part is called the solvent

EST Ch. 7

Questions 50

EST Ch. 7

Questions 50