Question

let's see who will solve this question​

Answer 1

a: number of atoms = no. of moles x Avogadro's number = 4 x 6.023 x 10 ^ 23

b: 11.2 L of N X 2 contains 0.5 mol of atoms, which is wrong, it contains 11.2 L of N X 2 contains 0.5 mol of molecules. It seems to be a trick answer. ... "any gas has a volume of 22.4 litres regardless of what the gas is." This true only if the gas exist in standard temperature and pressure or (STP).