what mass of h2o is formed when h2 reacts with 384g of o2?

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  1. humm

    2H2 + O2 ---> 2H2O

    O is 16 g/mol
    so O2 is 32 grams/mol
    so we have 384/32 = 12 mols of O2

    That will yield 2*12 = 24 mols of H2O
    a mol of H2O is 2+16 = 18 grams/mol
    so 24 mols = 24*18 = 432 grams water

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