What mass of reactant remains

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If .40 mol of H2 and .15 mol of O2 were to react as completely as possible to produce H2O what mass of reactant remains?

Reference no: EM13136069

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What mass of reactant remains : If .40 mol of H2 and .15 mol of O2 were to react as completely as possible to produce H2O what mass of reactant remains?
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