The number of gram molecules of oxygen in `6.02 xx 10^(24)` CO molecules is/are

Options

A. 10 g molecules
B. 5 g molecules
C. 1 g molecules
D. 0.5 molecules

Answer

B

Explanation

`6.02xx10^(24)` molecules of CO=1 mole of CO
`6.02xx10^(24)` molecules of CO= 10 moles of CO
=10 g atoms of O
=5 g molecules of `O_(2)`