N2 + 3H2 → 2NH3 What volume of ammonia at STP is produced if 30.0 g of nitrogen gas is reacted with an excess of hydrogen gas?

Question

Chemistry

Casey

17 March, 04:40

N2 + 3H2 → 2NH3 What volume of ammonia at STP is produced if 30.0 g of nitrogen gas is reacted with an excess of hydrogen gas?

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Answers (1)

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Kellen Carr · Answer 1

V = 48L

Explanation:

Moles of N2 = m/M = 30/28 = 1.07moles

From the equation of reaction

N2 + 3H2 → 2NH3

1mole of N2 produces 2mole of NH3

Hence

1.07moles will produce 1.07*2 = 2.14 moles

At STP, 1mole occupy 22.4L

Hence volume of N2 produced = 2.14*22.4 = 48 L