Final answer:
The reactants in the given equation are 2H₂ and O₂, which combine to form water (H₂O).
Step-by-step explanation:
The reactants in the given equation are 2H₂ and O₂. Reactants are the starting substances in a chemical reaction that undergo a chemical change. In this equation, hydrogen gas (H₂) and oxygen gas (O₂) combine to form water (H₂O).
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