Question

What is the mass of 2.75 mol of sodium hydrogen carbonate, `NaHCO_3`?

Answer 1

`NaHCO_3` has a formula mass of `84.01*g*mol^-1`.

Explanation:

So if there are `2.75*mol`, this has a mass of `2.75*molxx84.01*g*mol^-1` `=` `??*g`.

How did I get the formula mass?