Chemical Reactions

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What is a chemical reaction?

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A process in which substances (reactants) are transformed into different substances (products) through the breaking and forming of chemical bonds.

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What are reactants in a chemical reaction?

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The starting materials that undergo change during a chemical reaction.

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What are products in a chemical reaction?

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The substances that are formed as a result of a chemical reaction.

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What is a coefficient in a chemical equation?

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A number placed in front of a chemical formula to indicate how many molecules or moles of that substance are involved in the reaction.

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What is a synthesis reaction?

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

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What is a decomposition reaction?

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

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What is a single displacement reaction?

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

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What is a double displacement reaction?

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A type of chemical reaction where two compounds exchange ions or bonds to form two new compounds.

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What is combustion?

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A chemical reaction that occurs when a substance reacts rapidly with oxygen, producing heat and light, typically resulting in the formation of carbon dioxide and water.

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What is the law of conservation of mass?

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A principle stating that mass is neither created nor destroyed in a chemical reaction; the total mass of reactants equals the total mass of products.