Types of Reactions and Balancing Equations

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What is a synthesis reaction?

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A synthesis reaction is a type of chemical reaction where two or more substances combine to form a new substance.

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What are the products of the combustion of a hydrocarbon?

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The products of the combustion of a hydrocarbon are water (H2O) and carbon dioxide (CO2).

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What is a reactant in a chemical reaction?

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A reactant is a substance that is present at the start of a chemical reaction and is consumed during the reaction.

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How many hydrogen atoms are in the chemical formula C6H12O6?

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There are 12 hydrogen atoms in the chemical formula C6H12O6.

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What is the term for the little number after an element in a chemical equation?

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The little number is called a subscript.

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What is a decomposition reaction?

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

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What is a displacement reaction?

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

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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.

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What is a coefficient in a chemical equation?

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A coefficient is 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 an oxidation reaction?

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An oxidation reaction is a type of chemical reaction that involves the loss of electrons or an increase in oxidation state.