What is the mass of 3.01x 1022 molecules of phosphorus, P4 ? {R.AM for phosphorus is 31} *​

Question

⁶What is the mass of 3.01x 1022 molecules of phosphorus, P4 ? {R.AM for phosphorus is 31} *​

Answer 1

molecules P4→moles P4 →mass P4

3.022×10²²×(1 mole/6.022×10²³)×((4×31g)/(1 mole)) or 6.2 g