How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 19.1 moles of water vapor?

Question

Kinley Anderson

Chemistry

5 November, 11:21

How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 19.1 moles of water vapor?

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Answers (1)

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Agustin · Answer 1

Balanced equation:

4H2 + CO2 = 2H2O + CH4

so 4 moles H2 : 2 moles H2O = x : 19.1

you ll need x = 2x19.1 / 4

and that is 9.55 moles of hydrogen gas