Basic Chemistry Concepts

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Physical Properties

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Characteristics of a substance that can be observed or measured without changing the substance's identity.

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Chemical Properties

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Characteristics of a substance that determine how it will react with other substances.

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Physical Changes

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Changes affecting the form of a chemical substance, but not its chemical composition.

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Chemical Changes

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Changes that result in the formation of new chemical substances.

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Heterogeneous Mixtures

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A mixture in which the components are not uniformly distributed.

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Homogeneous Mixtures

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A mixture in which the components are uniformly distributed.

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Solution

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A homogeneous mixture composed of two or more substances.

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Solute

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The substance that is dissolved in a solution.

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Solvent

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The substance in which the solute is dissolved.