Vc4ud TUUUT A Review Consta Part A How many moles of H, are needed to react...

Question

Question

Answer 1

Answer #1

N2 (g)+ 3 H2 (g)-> 2 NH3 (g)

From the balanced reaction, 1 mol of N2 reacts with 3 mol of H2.

So, 0.95 mol of N2 reacts with 0.95 × 3 mol of H2 = 2.85 mol of H2

After rounding to two significant figures, number of moles = 2.9 mol H2

Answer 2

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