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| Organic chemistry is the study of substances containing: |
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| Examples of organic substances include: |
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| Matter is any substance that: |
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| The particles from which all matter composed are: |
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| Two or more atoms of the same element that are united chemically form a/an: |
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| When water boils, it is changing from one state of matter to another, from: |
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| a change in physical properties |
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Definition
| When a physical change occurs in a substance, there is: |
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| The action of permanent haircolor is an example of a: |
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| Water (H20)is an example of a/an: |
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| Salt water and fruit salad are examples of a/an: |
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| A blended mixture of two or more soilds, liquids, or gases is a /an: |
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| Liquids that can be mixed together in any proportion without separating are: |
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| A substance that dissolves another substance to form a solution, with no change in chemical composition, is a/an: |
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| A mixture that must be shaked to mixed well before using is a/an: |
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| are oil-in-water emulsions |
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Definition
| Most of the emulsions used in a salon: |
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Term
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| Emulsions are mixtures of two or more: |
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| The head of a surfactant molecule is water-loving, or: |
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Definition
| Substances that are often used instead of ammonia in hair products because of their odor is not as strong are: |
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Definition
| A colorless gas with a strong odor, composed of hydrogen and nitrogen, is: |
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Definition
| In pure water, some of the molecules naturally ionize into hydrogen ions and: |
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| pH is only possible because of the ionization of: |
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| soften and swell the hair |
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Definition
| Alkalis have a pH above 7 and: |
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| The average pH of the hair and skin is: |
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Term
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Definition
| When a substance is combined with oxygen, the process is: |
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Term
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Definition
| The chemical reaction in which hydrogen is added to a substance is: |
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| A substance that readily transmits electricity is a/an: |
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| Rubber and silk are good: |
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| A constant electrical current traveling in one direction only is called a/an: |
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| A unit of electrical pressure is referred to as a/an: |
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| An ampere (amp) is a unit of electrical: |
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| The amount of electricity that is being used in one second is measured in: |
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| A device that automatically interrupts or shuts off an electric circuit in the event of overload is the: |
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| Electronic facial treatments are known as: |
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| The positive electrode of an electrotheraph device is called a/an: |
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Definition
| In electrotherapy, the cathode is: |
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Definition
| A constant and direct current used to produce chemical effects on the tissues and fluids of the body is the: |
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Definition
| An alternating and interrupted current used to cause muscular contractions is the: |
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Definition
| An electrical current used for its hear-producing effects is the: |
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Definition
| The anode (positive electrode) of the galvanic device: |
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| The cathode (negative electrode) of galvanic device: |
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Definition
| The process of softening and emulsifying oil deposits and blackheads in the follicles is: |
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Definition
| Visible light makes up ___% of natural sunlight: |
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| are the least penetrating |
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Definition
| Ultraviolent (UV) rays, also called cold rays or actenic rays, have short wavelengths and: |
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Definition
| The invisible rays that produce the most heat are the: |
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Definition
| IT is estimated that ____ Americans will develope skin cancer: |
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Definition
| "Combination light" is also known as: |
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Term
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Definition
| The average distance you should place an infrared lamp from skin is: |
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| use only one plug per outlet |
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Definition
| A safety precaution you should always follow with electrical equipment is to: |
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