What is the mass of oxygen required to react completely with 15 g of h 2 gas to form water?
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2H2+O2-->2H2O
2g H2 react with O2 to form 32gO2
1g ------------------------------------32/2 gO2
15hH2-------------------------------32/2×15 g02
=240 gO2
2g H2 react with O2 to form 32gO2
1g ------------------------------------32/2 gO2
15hH2-------------------------------32/2×15 g02
=240 gO2
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