Term
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Definition
| any substance with a pH less than 7; acids turn blue litmus paper red (related word: acidic) |
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Definition
| the smallest unit of an element that has the properties of that element (related word: atomic) |
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Term
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Definition
| any substance with a pH higher than 7; bases turn red litmus paper blue (related term: basic, alkali) |
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Definition
| a chemical combination of two or more elements |
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Term
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Definition
| to turn from a gas into a liquid (related word: condensation) |
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Definition
| to allow heat or electricity to pass through easily (related word: conduction) |
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Term
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Definition
| the transfer of heat through a fluid |
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Definition
| dispersion of substances in a gas or liquid |
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Term
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Definition
| two or more atoms joined together (related word: molecular) |
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Definition
| a measure of acidity or alkalinity |
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Term
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Definition
| the physical matter of which living or nonliving things are composed |
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Term
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Definition
| a heterogeneous mixture in which fine particles are suspended in a liquid or gas where they are supported by buoyancy |
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