shafferemma18 shafferemma18 16-03-2020 Chemistry contestada 2 H2 (g) —> 2 H2O (g) Calculate the mass of oxygen gas, O2, required to produce 12.90 moles of water, H20 Molar mass H2= 2.016 g/mol Molar mass O2= 32.00 g/mol Molar mass = 18.02 g/mol
