Calculate the number of particles in 31 g of P_{4} molecules. [Atomic mass of P = 31 u]

Molar mass of P_{4} molecules = 4 x atomic mass of P = 4 x 31 = 124 g

Number of particles (N) =

= x 6.022 x 10^{23}

N = 1.5 x 10^{23}

Calculate the number of particles in 31 g of P_{4} molecules. [Atomic mass of P = 31 u]

_{4} molecules = 4 x atomic mass of P = 4 x 31 = 124 g

Number of particles (N) =

= x 6.022 x 10^{23}

N = 1.5 x 10^{23}