Matter

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What is matter?

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Matter is anything that has mass and takes up space.

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What is a homogeneous mixture?

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A homogeneous mixture is a mixture in which the composition is uniform throughout, meaning that the different components are not distinguishable.

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What is a heterogeneous mixture?

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A heterogeneous mixture is a mixture in which the components are not uniformly distributed and can be easily distinguished.

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What is a compound?

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A compound is a substance made of two or more elements that are chemically combined in a fixed ratio.

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What is a pure substance?

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A pure substance is a material that has a constant composition and consistent properties throughout.

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What is a solution?

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

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What is a colloid?

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A colloid is a mixture where tiny particles of one substance are evenly distributed throughout another substance.

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What is a suspension?

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A suspension is a heterogeneous mixture in which solid particles are suspended in a liquid or gas but will settle over time.

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What is the difference between a mixture and a compound?

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A mixture is a combination of two or more substances that retain their individual properties, while a compound is a substance formed when two or more elements chemically combine.

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What is a chemical formula?

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A chemical formula is a way of expressing information about the proportions of atoms that constitute a particular chemical compound.