Question

What will be the mass of carbon in 0.1g of carbon monoxide?

Answer 1

mole of CO=0.1/28 mole
now weight of carbon =(0.1/28)x12g=1.2/28g
=0.043g

Answer 2

mole of CO=0.1/28 mole

now weight of carbon =(0.1/28)x12g=1.2/28g

=0.043g