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27 July, 22:10

When 3.4 moles of hydrogen gas react with excess oxygen how many moles of water will be produced

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  1. 28 July, 00:00
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    1. start with balanced equation.

    2 H2 (g) + O2 (g) 2 H 2O (g)

    2. Use stoichiometry

    (3.4moles of H) (2moles of H2O/2moles of H)

    The moles of H will cancel, leaving you with moles of H2O.

    The answer is 3.4 moles of H2O
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