Chemical Reactions vocab

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Matter

Back

Anything that has weight and takes up space.

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Law of Conservation of Matter

Back

Tells us that the amount of matter stays the same even when a substance changes form.

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Dissolve

Back

To mix in with another substance. For example: when salt is added to water, it forms saltwater.

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Gram

Back

A scientific unit of measuring how heavy something is. A US dollar bill weights about 1 gram.

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Dry Ice

Back

A solid form of carbon dioxide that is very cold and turns directly from a solid into a gas.

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Conserve

Back

Saved, kept the same.

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Particle

Back

The smallest possible unit of matter. Also called an atom

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Volume

Back

The space occupied by a solid, liquid or gas.

Front

Milliliter

Back

A scientific measurement of volume, usually for liquids. A cup of water is 237 milliliters. Milliliters is usually abbreviated mL.

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Graduated Cylinder

Back

A scientific tool that is used to accurately measure out liquids.