Mixtures and solution

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What is a mixture?

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A mixture is a combination of two or more substances that are not chemically bonded and can be separated by physical means.

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What is a solution?

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A solution is a homogeneous mixture where one substance (solute) is dissolved in another (solvent).

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What is a solute?

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A solute is the substance that is dissolved in a solution.

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What is a solvent?

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A solvent is the substance that dissolves the solute in a solution.

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What is the difference between a mixture and a pure substance?

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A mixture contains two or more different substances that retain their individual properties, while a pure substance has a uniform and definite composition.

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What is concentration in a solution?

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Concentration is the amount of solute present in a given volume of solution.

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What is a suspension?

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A suspension is a heterogeneous mixture where solid particles are dispersed in a liquid but will settle over time.

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What is a colloid?

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A colloid is a mixture where very small particles of one substance are evenly distributed throughout another substance and do not settle out.

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What happens to a suspension if left to stand?

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A suspension will separate into its components if left to stand.

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What is an example of a solution?

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An example of a solution is saltwater, where salt (solute) is dissolved in water (solvent).