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2H2O --> 2H2 + O2
if 30 mL of hydrogen in the above reaction, how many milliliters of oxygen are produced?

  • Chemistry -

    15 mL O2 formed. When gases are involved one needs only to use volume and the mole ratio. 30 mL x (1 mol O2/2 mol H2) = 15 mL. :-).

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