Question

The volume of 9.0× 10^23 molecules of h2 at stp in cm^3 is?

Answer 1

Answer:

moles = no. of molecules / avagardo number

9×10^23/ 6.023 × 10^23

9000/ 6023

Also moles = volume in litre/ 22.4

9000/6023 = volume/22.4

volume = 9000×22.4/6023 litre

0.03347 cm^3 ( approx)