How many moles of hydrogen is required to produce 4 moles of ammonia?

1.	How many moles of hydrogen is required to produce 4 moles of ammonia?
Answer» 15 moles 20 moles 6 moles 4 moles Solution :`3H_(2) + N_(2) to 2 NH_(3)` To get 2 moles of AMMONIA, 3 mole of `H_(2)` is required. `:.` To get 4 moles of ammonia = `3/cancel(2) XX cancel(4^(2))` = 6 moles of `H_(2)` is required.

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