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| A change that does not alter the composition or identity of a substance. |
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| A change that alters the composition or identity of a substance. |
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| The measure of how closely individual measurements agree with the correct value. |
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| The closeness of agreement among several measurements. Reproductability. |
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| Holds its own shape, has the slowest atoms. |
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| Takes shape of container, has medium atoms. (?) |
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| Has no shape, has rapid moving atoms. |
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| A property that can be measured without changing the composition of a substance, for example, color and freezing point. |
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| A property that describes a substance's composition and its reactivity; how the substance reacts or changes into other substances. |
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| A substance that cannot be separated into simpler parts by chemical means. |
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| Atoms of two or more elements that were chemically combined. |
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| Composition of the mixture is the same throughout. |
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| Composition of the mixture is not the same throughout. |
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