Worksheet: Balancing Equations

In this worksheet, we will practice determining the stoichiometry of a reaction equation by balancing the numbers of atoms in the reactants and products.

Q1:

Which element is out of balance in the chemical equation C H C H O H + O 2 C O + 3 H O ? 3 2 2 2 2

  • A Hydrogen
  • B Carbon
  • C Oxygen

Q2:

How many more oxygen molecules are required to balance the chemical equation

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