The tail of a surfactant molecule is .........................., meaning oil-loving.
What is lipophilic
100
A product with a pH of 8.9 is considered ...............................
What is alkaline
100
Multiples of 10.
What is logarithm
100
Colorless gas with a pungent odor that is composed of hydrogen and nitrogen.
What is ammonia
100
What is the pH of the hair and skin?
What is 4.5 to 5.5
200
What is a special type of oil used in nail polish dryers and as a skin protectant?
What is silicone
200
Another name for alkalis is .......................
What is bases
200
Abbreviated O/W emulsion; oil droplets emulsified in water.
What is oil-in-water emulsion
200
Rapid oxidation of a substance accompanied by the production of heat and light.
What is combustion
200
pH is the abbreviation used for ...............................
What is potential hydrogen
300
The separating of a substance into ions is known as .....................................
What is ionization
300
When acids and alkalis are mixed together in equal proportions, they ............................... each other.
What is neutralize
300
A measure of the acidity and alkalinity of a substance; the pH scale has a range of 0 - 14, with 7 being neutral. A pH below 7 is an acidic solution; a pH above 7 is an alkaline solution.
What is pH scale
300
A contraction of surface active agents; substances that allow oil and water to mix, or emulsify.
What is surfactants
300
All matter exists in one of three different physical forms: solid, liquid and ammonia. true or false
What is false solid, liquid and gas
400
Only products that contain ........................... can have a pH.
What is water
400
A colorless liquid or white crystals with a strong unpleasant odor that is used in permanent waving solutions.
What is thioglycolic acid
400
A chemical combination of matter in definite (fixed) proportions.
What is pure substance
400
Shampoos, conditioners, haircolor, permanent waves, relaxers, lotions and creams have a .........................
What is pH
400
Chemical properties are characteristics that can be determined without a chemical reaction and that do not involve a chemical change in the substance. true or false
What is false physical properties
500
Pure water with a pH of seven is considered to be .............................
What is neutral
500
Abbreviated W/O emulsion; water droplets emulsified in oil.
What is water-in-oil emulsion
500
The substance that is dissolved in a solution.
What is solute
500
........................... is a sweet, colorless, oily substance.
What is glycerin
500
Liquid has a definite volume but takes the shape of its container. true or false