If you burn 45.2g of hydrogen and produce 404g of water, how much oxygen reacted

Question

Esmeralda Molina

Chemistry

3 July, 06:43

If you burn 45.2g of hydrogen and produce 404g of water, how much oxygen reacted

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Anton · Answer 1

45.2:2 = 22.6 moles of hydrogen 2H2 + O2 = 2H2O 404g: 18 = 22.4 moles of water 2 moles of H2 reacts with 1 mole of O2 So 22.6 will react with 11.3 moles of O2 11.3*32 = 361.6 grams.