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cosmo > Chapter 5 Online > Flashcards

Chapter 5 Online Flashcards

1
Q

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

A

rusting of a nail

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2
Q

All matter that is living or once was living contains carbon and deals with:

A

organic chemistry

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3
Q

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

A

molecule

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4
Q

When two hydrogen atoms combine with one oxygen atom, the result is water, which is called a(n):

A

compound

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5
Q

Which bond is the backbone of all protein molecules?

A

peptide

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6
Q

What makes up the primary composition of hair?

A

keratin

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7
Q

What is the side bond that is of the greatest concern to a cosmetologist?

A

disulfide bond

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8
Q

A solution that has more positive hydrogen ions than negative hydroxide ions is:

A

acidic

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9
Q

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

A

10

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10
Q

In the process of making a cup of instant soup, what would the dry soup represent?

A

solute

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11
Q

The instructions on a product state to shake well before use, which indicates this product is probably a(n):

A

suspension

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12
Q

What is formed when two or more non-mixable substances are united with the help of a binder?

A

emulsion

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13
Q

Which of the following cosmetic classifications requires sifting until free of coarse gritty particles?

A

powder

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14
Q

The oil-loving part of a surface active agent is called:

A

lipophilic

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15
Q

The water-loving part of a surface active agent is called:

A

hydrophilic

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16
Q

If water contains certain salts of calcium, magnesium and other metals it is classified as:

A

hard water

17
Q

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

A

plain shampoo

18
Q

Which shampoo would generally be recommended for an individual who is ill and bedridden?

A

powder dry shampoo

19
Q

Using a conditioner would help achieve all of the following results EXCEPT:

A

increase new hair growth

20
Q

Which of the following actions does NOT occur when processing lotion is applied during a perm?

A

disulfide bonds are hardened into new position

21
Q

The main ingredients found in most neutralizers are:

A

hydrogen peroxide, sodium perborate or sodium bromate

22
Q

The color molecules in permanent hair color enter the hair with the aid of:

A

an alkaline substance

23
Q

Oxidants, such as hydrogen peroxide, have the ability to release:

A

oxygen

24
Q

Which term below identifies the change assigned to an oxidative hair color procedure?

A

chemical change

25
Q

Ammonia, a colorless gas with a strong odor, is composed of hydrogen and:

A

nitrogen

cosmo (14 decks)

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