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Shampoo And Chemistry > Shampoo And Chemistry > Flashcards

Shampoo And Chemistry Flashcards

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0
Q

What change refers to an alteration of the properties without the formation of any new substance. The action is reversed.

A

Physical

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1
Q

The material the world is made of is what

A

Matter

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2
Q

Elements and compounds are examples of what

A

Matter

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3
Q

Matter can be subdivided into elements and what

A

Atoms

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4
Q

The simplest form of matter is an what

A

Element

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5
Q

Each element consists of what

A

Individual atoms

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6
Q

When atoms of one element combine with atoms of another element they form a

A

Compound

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7
Q

Typical compounds are water, alcohol, ammonium thioglycolate and what

A

Hydrogen peroxide

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8
Q

The liquid that dissolves a compound is called a what

A

Solvent

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9
Q

A compound which is dissolved is known as what

A

Solute

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10
Q

The ability of a solvent to dissolve a compound, stems from a natural attraction between what

A

Molecules

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11
Q

Compounds that are insoluble in water can often be dissolved with what

A

Organic solvents

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12
Q

When oil and water are mixed together, the oil will form a what

A

Separate layer

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13
Q

The water molecules of an oil/water emulsion will also contain what

A

Dissolved chemicals

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14
Q

The percentage of oil droplets in an oil-in-water emulsion is usually about what

A

10%

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15
Q

Cleansing cream is an example of a what emulsion

A

Oil-in-water

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16
Q

Water-in-oil emulsions are made of water droplets scattered within a what

A

Oily base

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17
Q

Scientists, employing careful tests, have found the human hair and skin to be what

A

Mildly acid

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18
Q

Hydrogen peroxide solutions will maintain strength much better during storage when they packed in an what

A

Acid state

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19
Q

Unless hair removal is the objective of the treatment, alkaline products used on the hair must be what

A

Mild

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20
Q

When acids contact alkalies they form

A

Neutral solutions

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21
Q

When changes are to be made in the cortex of the hair, it is desirable that the product be what

A

Alkaline

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22
Q

If only the cuticle layer of the hair is to be treated, it is advisable that the product be

A

Acid

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23
Q

An organic acid that can safely be used on the hair is what

A

Citric acid

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24
Q

The PH range considered to be mildly acid would be

A

3 - 6.0

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25
Q

Most alkaline permanent waving solutions have a PH of what

A

Above 9.0

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26
Q

Strong to mild acids have a PH range of what

A

1.0 - 6.0

27
Q

Solutions are considered to be mildly alkaline in the PH range of what

A

7.5 - 10

28
Q

A substance is referred to as strong alkali when in the PH range of what

A

10.0 - 14.0

29
Q

Porous hair that is to be chemically changes will usually require solutions which are what

A

Weaker

30
Q

Hydrogen peroxide is a substance quite familiar to practitioners and recognized as what

A

An oxidizer

31
Q

When cosmetic products are intended to penetrate the cuticle, and work on the cortex of the hair they usually are prepared as what

A

Alkalies

32
Q

Compounds such as ammonia, borax and sodium hydroxide are what

A

Alkaline

33
Q

The neutral point on the PH scale is what

A

7.0

34
Q

A solution that has a PH number between zero and seven will tend to be what

A

Acid

35
Q

If the PH of a solution is between seven and fourteen, it will tend to be what

A

Alkaline

36
Q

Plain or soap shampoo

Acid or alkaline

A

Alkaline

37
Q

Color rinse

Acid or alkaline

A

Acid

38
Q

20 volume hydrogen peroxide

Acid or alkaline

A

Acid

39
Q

Permanent wave neutralizers

Acid or alkaline

A

Acid

40
Q

Sodium hydroxide relaxer

Acid or alkaline

A

Alkaline

41
Q

Soapless shampoo

Acid or alkaline

A

Acid

42
Q

Ammonia

Acid or alkaline

A

Alkaline

43
Q

Semi-permanent tint

Acid or alkaline

A

Alkaline

44
Q

Toners

Acid or alkaline

A

Alkaline

45
Q

Lemon juice

Acid or alkaline

A

Acid

46
Q

Hair and skin

Acid or alkaline

A

Acid

47
Q

Hair lighteners

Acid or alkaline

A

Alkaline

48
Q

Baking soda

Acid or alkaline

A

Alkaline

49
Q

Cold wave perm solution

Acid or alkaline

A

Alkaline

50
Q

Cream rinse

Acid or alkaline

A

Acid

51
Q

Permanent hair tint

Acid or alkaline

A

Alkaline

52
Q

What is formed whenever two or more atoms are joined together

A

Molecules

53
Q

What are suspensions of small particles or droplets in an immiscible (incapable of being mixed) liquid

A

Suspension

54
Q

What chemistry is that branch of chemistry which deals with all substances which carbon is present

A

Organic

55
Q

What chemistry is that branch of chemistry which deals with all substances that do not contain carbon

A

In-organic

56
Q

Using modern techniques, atoms can be split by what

A

Fission

57
Q

Emulsions made of oil droplets dispersed in a watery base are

A

O / W

Oil-in-water

58
Q

What change is one of which a new substance is formed. And having properties different from the original substance.

A

Chemistry

59
Q

What has a sour taste, as shown by the taste of white vinegar and lemon juice

A

Acids

60
Q

The pH figure (potential what) of a liquid refers to its degree of acidity or alkalinity

A

Hydrogen

61
Q

What have a flat “earthy” taste, as shown by the taste of baking powder or bicarbonate of soda

A

Alkali

62
Q

Emulsions made of water droplets scattered within an oily base are what

A

W/O

Water-in-oil

63
Q

Pure water would be found to have a pH of what, as water is neutral

A

7.0

64
Q

What is a special example of a chemical change, but of a moderate kind. Basically, it means to combine or add oxygen to or with some other chemicals.

A

Oxidation

65
Q

What shampoos are within the mild acid range of 5.5 to 7.0

A

Soap or acid balanced

66
Q

A pH range of what is considered safe to use on hair

A

1 - 10

Shampoo And Chemistry (1 decks)

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