Question

Calculate the no of moles and molecules of 8.5 dm cube of ammonia

Answer 1

Explanation:

Mass of 1 atom =6.664×10

−23

gm

1 Gram atom = mass of 1 mole atoms =6.023×10

23

× mass of one atom

=6.023×1023×6.664×10

−23

=40.13gm=40u