Question

A substance with empirical formula CH has a molecular (a.k.a molar) mass of 26 g/mol. Which is the molecular formula?
a) C2H4
b) C3H6
c) CH4
d) C2H2
e) C3H8

Answer 1

$\huge{\boxed{\mathcal\pink{\fcolorbox{red}{white}{(b) }}}}$