Question

number of molecules present in of 0.5 mole of O2​

Answer 1

Explanation:

From Avogadro's law, 1 mole of any compound contains 6.022×10

23

molecules

∴ 1 mole of H

2

contains 6.022×10

23

molecules of H

2

∴ 0.5 mole of H

2

contains =0.5×6.022×10

23

=3.011×10

23

molecules