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What is a chemical equation?

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A chemical equation is a symbolic representation of a chemical reaction, showing the reactants and products along with their quantities.

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What is a precipitate in a chemical reaction?

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A precipitate is a solid that forms and settles out of a liquid mixture during a chemical reaction.

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What is a double replacement reaction?

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

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What is a single replacement reaction?

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

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What are reactants in a chemical equation?

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Reactants are the starting substances in a chemical reaction that undergo change.

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What are products in a chemical equation?

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Products are the substances formed as a result of a chemical reaction.

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What is the law of conservation of mass?

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The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction; the mass of reactants equals the mass of products.

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What is the significance of balancing chemical equations?

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Balancing chemical equations ensures that the same number of each type of atom appears on both sides of the equation, reflecting the conservation of mass.

Front

What is the general form of a combustion reaction?

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A combustion reaction typically involves a hydrocarbon reacting with oxygen to produce carbon dioxide and water.

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What is the product of burning methane (CH4) in oxygen?

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The products of burning methane in oxygen are carbon dioxide (CO2) and water (H2O).