Chemical and Physical Properties and Changes

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What is a chemical property?

Back

A characteristic of a substance that can only be observed during a chemical reaction, indicating how a substance interacts with other substances.

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What is a physical property?

Back

A characteristic of a substance that can be observed or measured without changing the substance's chemical identity.

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What is flammability?

Back

A chemical property that describes how easily a substance can ignite and burn.

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What is an example of a chemical change?

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Adding vinegar to baking soda, which produces foaming bubbles.

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What is density?

Back

A physical property defined as mass per unit volume of a substance.

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What is a physical change?

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A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is an example of a physical property?

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The texture of a candle, which can be described as soft.

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What happens during a chemical change?

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The substances involved undergo a transformation to form new substances with different properties.

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What is the difference between a chemical property and a physical property?

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Chemical properties can only be observed during a chemical reaction, while physical properties can be observed without changing the substance.

Front

What is an example of a physical change?

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Boiling water to produce steam.