What is the mass of 7.3 moles of #C_3H_8#?

1 Answer
Mar 3, 2016

Answer:

Approx. #320# #g#.

Explanation:

Propane has a molecular mass of #44.10# #g*mol^-1#.

So, all I have to do is multiply this quantity by the molar quantity:

#7.3*cancel(mol)xx44.10*g*cancel(mol^-1)# #=# #??g#

How many carbon atoms are present in this mass?