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balancing equations worksheet and key 7 23 09 - ZovalLearning.com

Balancing Equations Worksheet and Key 1. Answer the following questions about the chemical equation shown below: 2 H 2 + O 2 → 2 H 2O a) What are the reactants? b) What is the product? c) What do we call the number "2" in front of the H 2 (and H 2O)? d) Is the reaction balanced? e) Why is there not a coefficient for O 2? .