Calculate the number of moles of carbon

Question

atoms present in 1.4 g of ethanol (C2H6O).

i get that you calculate the number of moles of ethanol whic i got was .03039 but how do you get the moles of CARBON from that.

Answer 1

look at the formula. there are two carbons for each molecule of ethanol.

so moles of carbon: 2*.03 moles