Chapter 7: Chemistry

Which of the following statements is NOT true about fragrances

Which statement about Hydroxy acids is NOT true?

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

Ingredients that possess the ability to destroy bacteria that can cause undesirable effects on the skin

Branch of science that deals with the chemicals related to life processes and their reactions within the body

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

Chemistry that deals with all matter that is now living or was alive at one time

Unit of measurement that indicates whether a substance is acidic, neutral or alkaline

Smallest particle of a compound that contains all of the chemical properties of that compound

Thousands of amino acids connected lengthwise are known as

Matter with definite weight, but indefinite volume and shape

Following statements about lighteners are true EXCEPT:

Product is less likely to provoke an allergic reaction

Created by chemically uniting two different elements

Number that identifies how many protons are in a single atom of an element on the periodic table?

Molecular weight of each element is determined by

May contain salts such as calcium and magnesium

Molecules in the body that serve as building blocks that connect with each other to form larger, more complex compounds

All of the following are examples of lipids EXCEPT:

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

Benefits that may be derived from botanicals EXCEPT:

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

pH of pure distilled water

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

Oil and oil-soluble substances used to condition and soften the skin

All statements are true about the pH scale EXCEPT:

All of the following statements about carbohydrates are true EXCEPT:

Products packaged under pressure and blended with gas inside a container

What is the liquid part of a solution called

The ability to bind a wide range of organic and inorganic matter to water

Change in substance that creates a new substance with different material characteristics from the original substance

How many naturally occurring elements are there?

Ingredient that is likely to block or clog the pores and contribute to pimples

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

Emollients in products are generally found in concentrations ranging between:

What number on the pH scale represents an alkaline pH?

Basic materials that the body uses to construct and renew itself?

Following statements about solutions are true EXCEPT:

Basic units of matter that can not be broken down into simpler substances by any chemical reaction?

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

Ingredient that helps increase the density in emulsions and gel-type products

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

Simple unit of a carbohydrate is called?

Ingredients designed to dissolve keratin proteins on the surface of the skin

All of the following statements about emollients are true EXCEPT:

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

Known as a universal solvent

What level of pH will increase the skin's permeability and leave it vulnerable to injury by environmental factors

Ingredients are often used to increase the thickness of cosmetic products and provide moisturizing properties

Contains very few minerals