If there are a 10mol quantity of CARBON ATOMS in a sample of propane, what is the molar quantity of this hydrocarbon?

1 Answer
Apr 2, 2016

There are clearly 103 mol propane. Why?

Explanation:

Each formula unit of propane contains 3 carbon atoms, and 8 hydrogen atoms. Thus if there are 10.0 mol carbon atoms in the propane sample, there are:

103 mol C3H8 and 803 mol H atoms.