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Ch 12
Basics of Chemistry
| Question | Answer |
|---|---|
| A combination of substances that are held together by physical rather than chemical ties is called a: | mixture |
| A special type of oil use in nail polish dyers and as a skin protectant is: | silicone |
| There are ___ naturally occurring elements, each with its own distinctive physical and chemical properties. | 94 |
| The separating of a substance into ions is known as: | ionization |
| When fermented to make wine, the sugar in grapes is converted to: | ethyl alcohol |
| In creating a solution, the liquid used to dissolve a substance is called the: | solvent |
| __________ are substances used to neutralize acids or raise the pH of many hair products. | alkanolamines |
| A permanent mixture of two or more substances that are united with the aid of a binder is a/an: | emulsion |
| Temporary mixtures of two kinds of matter are: | suspensions |
| Substances that act as a bridge to allow oil and water to mix or emulsify are: | surfactants |
| ______ organic compounds are substances containing carbon and evaporate very quickly and easily. | volatile |
| Another name for alkalis is: | bases |
| A chemical reaction in which oxygen is subtracted from or a hydrogen is added to a substance is called: | reduction reaction |
| Redox is a contraction for: | oxidation-reduction |
| A substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound is known as a: | reducing agent |
Created by:
ssw8418
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