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Representations of Reactions

AP Chemistry· difficulty 1/5

Balance: __ H₂ + __ O₂ → __ H₂O. The coefficients are

  • A

    1, 2, 2

  • B

    2, 2, 1

  • C

    1, 1, 1

  • D

    2, 1, 2

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Explanation

2 H₂ + O₂ → 2 H₂O. Atoms balance: H: 4 = 4; O: 2 = 2.

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