Question

31g of phosphorus molecule is equal to_ number of gram molecules​

Answer 1

Answer:

Answer:

no. of particles = no. of moles × 6.0 × 10²³

no. of moles = Mass / Molecular mass

= 31 / 124

= 0.25

no. of particles = 0.25 × 6 × 10²³

= 1.5 × 10²³