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11.1 Describing Chemical Reactions Worksheet Answers

Question: Equation

Answer: A chemical reaction can be concisely represented by a chemical ____

Question: Reactions

Answer: The substances that undergo a chemical change are the ___

Question: Products

Answer: The new substances formed in a chemical reaction are the ____

Question: Mass

Answer: In accordance with the law of conservation of __ , a chemical equation must be balanced

Question: coefficients

Answer: when balancing an equation, you place ____ in front of reactants and products so that the same number of atoms of each element are on each side of the equation

Question: element

Answer: you place coefficients in front of reactants and products so that the same number of atoms of each ___ are on each side of the equation

Question: subscripts

Answer: An equation must never be balanced by changing the __ in the chemical formula of a substance

Question: (l)

Answer: Symbol for liquid

Question: (s)

Answer: symbol for solid

Question: (g)

Answer: symbol for gas