Chemistry

Question 1

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

Accepted Answer

Aerosols

Question 2

Which have the ability to bind a wide range of organic and inorganic matter to water?

Accepted Answer

Surfactants

Question 3

Ingredients that possess the ability to destroy bacteria on the skin

Accepted Answer

Antibacterial

Question 4

Which of the following statements is NOT true about fragrances?

Accepted Answer

Fragrance ingredients are usually listed indiv on the label

Question 5

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

Accepted Answer

Inorganic chemistry

Question 6

If a carboxyl group is located on the second carbon atom of the chain it is categorized as

Accepted Answer

Beta hydroxy acid

Question 7

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

Accepted Answer

Organic chemistry

Question 8

ThpHis unit of measurement identifies whether a substance is acidic, neutral or alkaline?

Accepted Answer

pH

Question 9

What number identifies how many protons are in a single atom of a element on the periodic table

Accepted Answer

Atomic number

Question 10

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

Accepted Answer

Acid mantle

Question 11

A simple unit of a carbohydrate is called a

Accepted Answer

Saccharide

Question 12

Emollients in products are generally found in concentrations ranging between:

Accepted Answer

2% to 10%

Question 13

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

Accepted Answer

8

Question 14

materials that dissolve and break down large molecules into smaller ones?

Accepted Answer

Enzymes

Question 15

Thousands of amino acids connected lengthwise are known as a:

Accepted Answer

Polypeptide chain

Question 16

The smallest particle of a compound that contains all the chemical properties of that compound?

Accepted Answer

Molecule

Question 17

How many naturally occurring elements are there?

Accepted Answer

92

Question 18

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

Accepted Answer

Used to slow down the natural exfoliation process

Question 19

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

Accepted Answer

Drying effect

Question 20

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

Accepted Answer

Enzymes

Question 21

mixture of sebum, sweat,lipids, minerals and moisture to form a protective barrier for the skin

Accepted Answer

Acid mantle

Question 22

Which of the following is known as the universal solvent?

Accepted Answer

Water

Question 23

Which deals with the chemicals related to life processes and their reactions within the body

Accepted Answer

Biochemistry

Question 24

Which products are anhydrous substances that have the thick and heavy texture of a paste

Accepted Answer

Ointments

Question 25

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

Accepted Answer

Chemical change

Question 26

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

Accepted Answer

Hypoallergenic

Question 27

These ingredients are used to thicken products and provide moisturizing properties

Accepted Answer

Fatty alcohols

Question 28

basic units of matter cannot be broken down into simpler substances by any chemical reaction

Accepted Answer

Elements

Question 29

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

Accepted Answer

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

Question 30

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

Accepted Answer

Suspension

Question 31

level of pH that increases skin permeability and leave it vulnerable to environmental factors

Accepted Answer

8

Question 32

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

Accepted Answer

Emollients

Question 33

All of the following statements about lighteners are true EXCEPT:

Accepted Answer

They they are used at relatively high levels

Question 34

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

Accepted Answer

Thickeners

Question 35

Which of the following items contains very few minerals?

Accepted Answer

Soft water

Question 36

What is the pH of pure distilled water?

Accepted Answer

7

Question 37

What is the liquid part of a solution called?

Accepted Answer

Solvent

Question 38

All of the following are examples of lipids EXCEPT:

Accepted Answer

Liquids

Question 39

All of the following statements about carbohydrates are true EXCEPT:

Accepted Answer

They contain a combination of carbon,hydrogen and nitrogen

Question 40

Which is a process in which a substance gains an electron and oxygen is released?

Accepted Answer

Reduction

Question 41

Molecules that serve as building blocks that connect to form , more complex compounds

Accepted Answer

Monomers

Question 42

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

Accepted Answer

Comedogenic

Question 43

All of the following statements about emollients are true EXCEPT:

Accepted Answer

They are found in concentrations ranging between 20% and 30%

Question 44

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

Accepted Answer

gases

Question 45

The molecular weight of each element is determined by the:

Accepted Answer

Protons and neutrons

Question 46

Ingredients used in products to prevent skin inflammation and damage due to free radicals

Accepted Answer

Antioxidants

Question 47

All of the following statements about solutions are true EXCEPT:

Accepted Answer

The solid part is called the solvent

Question 48

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

Accepted Answer

Proteins

Question 49

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

Accepted Answer

Hard water

Question 50

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

Accepted Answer

Compound

Chemistry

Questions 50

Chemistry

Questions 50