Esthetics - Chemistry

A pH of 5 is how many times more acidic than a pH of 6?

A client wants a cosmetic product to remove eye makeup w/causing harm to her false eyelashes: What do you recommend?

Examples of physical sunscreen include:

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

What kind of substance does pH indicate the acidity or alkalinity of?

Why is pure water considered a neutral substance?

Electrons have which type of electrical charge?

Pure substances are made of only one type of:

How are ingredients listed on a product label?

Which of the following classifications would identify emulsions that are usually used in the industry?

Atoms that are the same form a(n):

What is it called when a substance loses an electron and oxygen is acquired?

Factors to consider when choosing ingredients include all of the following reasons EXCEPT:

Which type of toner has the lowest percentage of alcohol content?

Atoms have three main parts: protons, neutrons and:

Water freezing and becoming ice is an example of what type of change?

Which of the following items has/have definite weight and volume but no definite shape?

What step in the basic skincare regimen is specifically designed to remove dirt, oil, makeup & environmental pollutants

Which delivery system requires friction to release the performance ingredients?

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

A substance that is able to dissolve another substance is called a(n):

Which of the following is NOT an example of a physical change?

What type of mask seals the skin, locking in moisture and creating a firm, taut feeling after removal?

Clay, peel-off and thermal masks are all examples of non-setting masks.

What is the smallest complete unit of an element?

An ingredient used in skin care products to cover (mask) odor of raw ingredients is:

Water molecules have two hydrogen atoms and one:

In the process of making a glass of Kool-Aid, what would the powder mix represent?

hat color does red litmus paper turn when placed in an alkali?

In the process of oxidation, a substance gains an electron, and oxygen is released.

All matter that is now living or was alive at one time, with carbon present, falls within the scientific division of:

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

An example of an oil-in-water emulsion is:

Atoms that are not missing any electrons in their outer shell and are considered electrically neutral are called:

To reduce free radicals and protect delicate skin, advise your client to use products that contain:

What happens when an alkali is placed in water?

Basic substances that cannot be broken down into simpler substances are called:

What is the number one cause of skin cancer and premature aging?

Two or more atoms joined together by a chemical bond is a(n):

Which cosmetic ingredient helps to prevent moisture loss?

Eye gel, serum and neck cream are examples of products used to:

What are the three major biochemical compound groups in the body?

When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered:

Substance that increases concentration of hydrogen ions when placed in water because it donates, or releases, H+ ions is

To improve skintone, texture, reduce bacteria, dead skincells & improve cellular renewal. Which ingredient is beneficial

All of the following statements regarding aerosols are true EXCEPT:

Which of the following terms means two or more kinds of molecules that are not able to be mixed?

Most skin care products used by estheticians and clients are:

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

Ingredients responsible for producing the desired effect are called: