Question

. If you have 4.65 moles of H2 gas from: 2H2 + O2 → 2H2O

a. How much Oxygen is needed to completely react with hydrogen?

O2? =



b. How many moles of water will be produced?

H2O? =

Answer 1

a. 4.65 mol H2 * 1 mol O2 / 2 mol H2 * 16 g O2 / 1 mol = 37.2 grams of Oxygen to completely react with hydrogen

b. 4.65 mol H2 * 2 mol H2O / 2 mol H2 = 4.65 moles of water will be produced

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