Basic Theory Chemistry LAB

in the process of making a cup of instant hot cocoa, what would the dry cocoa represent?

which of the following shampoo types is designed to treat scalp & hair problems or disorders?

water molecules have 2 hydrogen atoms and one

two or more of the same atoms joined together by a chemical bond is a(n)

atoms that are the same form a(n)

which bonds found in the hair can be easily broken by heat or water?

the chemical symbol for carbon is

humectants are what type of ingredeients

basic substances that cannot be broken down into simpler substances are called

substances of acidic or alkaline nature dissolve in water and/or contain

stretching the hair and having it return to its natural shape without breaking is associated with the hairs

which of the following cosmetic classification requires sifting until free of coarse gritty particles?

an acid rinse (pH 2-3) designed to dissolve soap scum, untangle and separate hair and add sheen is a

on the pH scale, numbers greater than 7 indicate a(n)

which of the following items has/ have definate weight and volume but no definite shape

which of the following shampoos would NOT be used for chemically treated or damaged hair?

the atomic number of a particular element indicates

mixtures of organic substances & a medicinal agent are

a substance that is able to dissolve another substance is called

to remember the elements found in hair use the acronym

what is anything that occupies space and has weight?

most ingredients for conditioners are proteins derived from

which of the following statements describes how human hair is formed?

which of the following descriptions identifies shampoos for thinning hair?

a mixture of secretions from the sebaceous glands & perspiration from the sweat glads is called the

what is the side bond that is of the greatest concern to the salon professional?

water contains certain salts of calcium, magnesium and other metals that prevent shampoo from lathering

atoms that are different form a(n)

acid tend to taste

what does the manufacturer provide that is the best source of specific info about products

using a conditioner would help achieve all of the following results EXCEPT

how far can healthy hair be stretched without breaking when wet?

what is used for hair that has been damaged by strong alkaline shampoos, chemicals, or heat styling?

mixtures of fats & oils converted to fatty acids by heat and then purified, fall under which cosmetic classifications?

a conditioner ingredient that gives hair a smooth feel and makes hair easier to comb is

rinses which affect mostly the surface of the hair

matter with definite weight, volume and shape is called

protons have which type of electrical charge?

a form of silicone used in conditioners that give softness to the feel of hair without weighing it down is known as

calamine lotion would fall under which cosmetic classification?

a change in a substance that creates a new substance with chemical characteristics different from those of the original

the primary ingredient of most shampoos is

when two hydrogen atoms combine with one oxygen atom, the result is a water molecule which is

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

hair consist of 97%

the simplest atomic structure is

which of the following conditions is an example of chemical change?

two or more of the same atoms joined together by a chemical bond is

Electrons have what type of electrical charge?

Carbon, oxygen, hydrogen and nitrogen form the basis of

a shampoo type recommended for clients who are bedridden & cannot wet their hair is known as

if a product label lists water, setyl alcohol and panthenol which ingredient would be found to have the larget amount

the scientific study of matter & the physical & chemical changes of matter

hair is a form of protein called

cleaning the hair & scalp & removing all foreign matter without adversely affecting either the scalp or hair is called

which of the following characteristics identifies a pH balanced shampoo?

the type of rinse used to control minor dandruff and scalp conditions is a

matter with definite weight but indefinite volume & shape is called

what color does blue litmus paper turn hen placed in acid?

pH balanced refers to a product that ranges from the pH of

pH stands for

what is the smallest complete unit of an element

which shampoo contains temporary color molecules that adhere to the outer cuticle of the hair & deposit color?

why is it sometimes recommended to add heat during the process when working with conditioners?

on the pH scale, numbers less than 7 indicate a(n)

which of the following statements describes how human hair is formed?

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

deals with all matter that is now living or was alive at one time, with carbon present such as plants & animals

water freezing & becoming ice is an example of what type of change?

which conditioners contain vegetable protein and are acidic which causes the cuticle to close after alkaline chemicals

amino acids that create proteins are linked together end to end by