Mixtures and Solutions

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Mixture

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A combination of two or more substances in which each keeps its own properties and both can be easily separated.

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Components

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The parts of a mixture.

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Solution

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A mixture in which one substance is mixed evenly throughout another substance.

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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.

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Concentration

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The ratio of solute to solvent in a solution (mass per unit volume).

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Sifter

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A device used to separate liquids or small particles from solids by using fine mesh (also called a sieve).

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Flotation

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The process of separating small particles of a mixture by adding water, causing some particles to attach to air bubbles and rise to the top.

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Dissolve

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To spread out evenly in a liquid.

Tags

NGSS.5-PS1-4

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Filter

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A material with very tiny holes that blocks solid or larger particles but allows gas, liquid, or small grains to pass through.