The unifying concept used to organize elements and their similarities is called the:

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

Anything that occupies space is called:

All of the following statements are true about liquids EXCEPT:
A) they have definite shape
B) they have definite weight
C) they have definite volume
D) they take the shape of the container in which they are poured

A) they have definite shape

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

A change in a substance that creates a new substance with different material characteristics from those of the original substance is a:

All of the following statements are true about physical changes EXCEPT:
A) chemical structure does not change
B) changes always involve either the gain or loss of energy
C) a new substance possessing different material composition is created
D) freezing water to form ice cubes is an example of a physical change

C) a new substance possessing different material composition is created

The unifying concept used to organize elements and their similarities is called the:

All of the following statements about the Period Table of Chemical Elements are true EXCEPT:
A) there are 92 naturally occurring elements
B) the atomic number is the primary basis for organization
C) Dmitri Mendeleev and Lothar Meyer found ways of arranging elements
D) the unifying concept used to organize elements is called scientific shorthand

D) the unifying concept used to organize elements is called scientific shorthand

Which of the following is the most abundant element in the earth’s crust?

Which of the following have a positive electrical charge and identify the atom?

The molecular weight of each element is determined by the:

Which of the following items have a negative electrical charge?

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

All of the following statements about compounds are true EXCEPT:
A) held together by chemical bonds
B) lack unique chemical and physical characteristics
C) formed by the Union of individual elements
D) more than 4 million have been identified

B) lack unique chemical and physical characteristics

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

The branch of science that deals with the chemicals related to life processes and their reactions within the body is called:

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

All of the following statements about amino acids are true EXCEPT:
A) there are 22 common amino acids
B) they join together in chains to form proteins
C) they dissolve and break down large molecules
D) they consist of carbon, oxygen, hydrogen, and nitrogen

C) they dissolve and break down large molecules

All of the following statements about carbohydrates are true EXCEPT:
A) they play a key role in metabolism
B) they are used by the body to store energy
C) they are used to construct and renew the body
D) glucose is the most important carbohydrate for providing energy

C) they are used to construct and renew the body

A simple unit of a carbohydrate is called a:

Which of the following is the term used to describe a base?

Which of the following is the average pH range of the skin?

A mixture of sebum and sweat combined with lipids, minerals, and moisture to form a protective barrier for the skin is called the:

You can keep your clients’ skin in top shape by doing all of the following EXCEPT:
A) reading labels knowledgeably
B) selecting and recommending the right product for home care
C) using harsh soaps and cleansers without a toner or moisturizer
D) treating each client with products that balance the individual’s pH

C) using harsh soaps and cleansers without a toner or moisturizer

The solid, or dissolved part, of a solution is called the:

The term that describes when a solute will no longer dissolve evenly in the solvent is the:

Solvents that easily mix together are called:

A hard, low-level water or anhydrous product used by rubbing the product directly on the skin is called:

All of the following statements regarding aerosols are true EXCEPT:
A) they are explosive and flammable
B) they are products packaged under pressure
C) they are environmentally friendly to discard
D) they are blended with a propellant inside a container

C) they are environmentally friendly to discard

Which ingredient listed below is compatible with both water and oil?

Ingredients responsible for producing the desired effect are called:

Which of the following is the first ingredient found in the majority of cosmetic skin care products?

Which of the following are organic ingredients that bind water and deposit it onto the skin?

All of the following statements about emollients are true EXCEPT:
A) they are used to condition and soften the skin
B) they provide a protective barrier called an occlusive barrier
C) they are found in concentrations ranging between 20% and 30%
D) they help the skin maintain its natural hydration by sealing moisture in the skin

C) they are found in concentrations ranging between 20% and 30%

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

Which of the following allow for the suspension of small particle solids in a base by creating a supporting structure to prevent settling?

All of the following are benefits that may be derived from botanicals EXCEPT: 
A) drying effects
B) conditioning effects
C) antibacterial effects
D) anti-inflammatory effects

Which of the following are included in cosmetic products to maintain microbiological integrity or product quality during production, storage, and use by the consumer?

Which of the following are vegetable, ,mineral, or pigment dyes that are added to products to enhance its appearance?

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

An ingredient used in skin care products to cover (mask) undesirable odors in the product base is:

Acids or bases used to adjust the desired product pH level are called:

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

All of the following statements about sunscreens are true EXCEPT:
A) they are inactive ingredients
B) they are usually 2% and 7% in concentration
C) they are considered drugs under FDA guidelines
D) they are used in products to block or absorb ultraviolet radiation emitted by the sun

A) they are inactive ingredients

Chemically unstable molecules caused by environmental pollutants and UV exposure are called:

Which of the following is a non-comedogenic emollient that gives products a silky feel?

Organic acids extracted from a variety of natural sources such as fruits, sugar, and milk are called:

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

All of the following statements about lighteners are true EXCEPT:
A) they are used at relatively high levels
B) they slowly block the production of melanin in the skin
C) they are used to bleach or lighten areas of hyper pigmentation
D) they usually take months of continued use to deliver a noticeable effect

A) they are used at relatively high levels

The promotion and advertising of cosmetics and many other products are regulated by the: