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Uploaded by Reafter Productions on 2016-01-28.

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Chemical Changes: Crash Course Kids #19.2

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Chemical Changes: Crash Course Kids #19.2

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Chemical changes occur when a substance combines with another to form a new substance

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Burning wood.

Souring milk.

Mixing acid and base.

Digesting food.

Cooking an egg.

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crushing a can.

melting an ice cube.

boiling water.

mixing sand and water.

breaking a glass.

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Examples of Chemical Properties

Toxicity.

Flammability.

Combustion.

Oxidation.

Chemical stability.

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Examples of physical properties are:

color

density

volume

boiling point

melting point

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In physical change the substance itself is changed but chemical change the substance is converted to a different or new substance

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Physical changes are changes affecting the form of a chemical substance, but not its chemical composition.