Question

In three moles of ethane (C2
H6
), calculate the following:
(i) Number of moles of carbon atoms.
(ii) Number of moles of hydrogen atoms.
(iii) Number of molecules of ethane.

Answer 1

Answer:

3 moe contain 2 c& 6h atom

I. 3×2=6 mole of carbon

ii.6×3=18 mole of hydrogen atom

¡¡i.number of molecule of ethane =3×6.022×10^23

=18.066×10^24