Balancing Chemical Equations
KEY Chemistry: Balancing Chemical Equations Directions: First, balance each of the chemical equations below. Then, classify each reaction as synthesis, decomposition, single-replacement, or double-replacement.To earn full credit, write the words out
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Chemical Reactions of Copper and Percent Yield
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www.lcps.orgSteps to Balancing Chemical Equations 1. Count the number of atoms of each element in the reactants and the products. List each element and how many atoms it has underneath the reactants and products. Example: HCl + Na 2 S H 2 S + NaCl H – 1 H – 2 Cl – 1 Cl – 1 Na – 2 Na – 1 S – 1 S – 1 2.