Chemical Reactions

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What are Chemical Reactions?

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a process in which atoms rearrange to form new substances

Front

What was the brown substance in the water in Westfield? Options: Pipe substance, Fertilizer, Rust, Oxygen

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Rust

Front

A structure that is formed by repeating groups of atoms linked together is

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extended structure

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An ending substance that is made during a chemical reaction is called

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Product

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The tiny pieces that all matter is made of is called

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atoms

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The temperature at which a substance changes from the liquid phase to the gas phase is the

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boiling point

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The starting substances of a chemical reaction is called

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reactants

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The number of atoms on one side of a chemical equation is equal to

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the number of atoms on the other side of a chemical equation

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The arrow in a chemical reaction is known as

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yield/produce

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Evidence(s) that a chemical reaction occurred: Change in color, change in state of matter, change in temperature.

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All are correct.