Chemical Reactions

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What is a Single Displacement Reaction?

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A chemical reaction where one element replaces another element in a compound.

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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.

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Front

What do coefficients in a chemical equation indicate?

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They indicate the number of molecules of each reactant used and the number of molecules of each product made.

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What is a Reactant in a chemical reaction?

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A substance that undergoes change during a chemical reaction.

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What is a Chemical Reaction?

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A process that involves the rearrangement of the molecular or ionic structure of a substance.

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What is a Decomposition Reaction?

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A type of reaction where a single compound breaks down into two or more simpler products.

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What is a Synthesis Reaction?

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A reaction where two or more simple substances combine to form a more complex product.

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What is a Double Displacement Reaction?

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A reaction where two compounds exchange ions or bonds to form different compounds.

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What is the Law of Conservation of Mass?

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In a chemical reaction, mass is neither created nor destroyed; it is conserved.