Question

11.2 dm3 of nitrogen gas at stp calculate the number of N2(g) molecules at stp​

Answer 1

0.5 mol of N2 is 11.2 L, but read the question carefully. Option B says that 11.2 L of N2 contains 0.5 mol of atoms, which is wrong, it contains 11.2 L of N2 contains 0.5 mol of molecules. It seems to be a trick answer. The first option is correct as 0.5 mol of N2 has a mass of 14 grams.

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