Question

calculate the no.of P4 molecules in 31kg of phosphorus​

Answer 1

Answer:

Calculate the number of molecules of phosphorus [P4] present in 31 gram of phosphorus. Molecular mass of P4 = 124 g/mol. i.e. 31 g P4 = 0.25 x 1023 x 31 = 1.5 x1023 molecules.