What mass is associated with $23*mol$ of methane?

Question

1215 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-03-26T18:22:31

Well, each mole of methane CLEARLY contains $12.011*g$ of carbon by mass.

And in $23$ $mol$ of $"methane"$ , there are $23*cancel(mol)xx12.011*g*cancel(mol^-1)=276.25*g$ .

This is certainly consistent dimensionally. How many grams of hydrogen are there in this molar quantity of methane?

What mass is associated with 23*mol23*mol of methane?