Question

You are to determine the mass of O2 that can be produced from 25 grams of HgO. Don't forget to balance the equation first!

this is the equation: HgO ? Hg + O2
drwls
Are you unable to balance the equation yourself? How many HgO molecules does it take to have enough O atoms to make one O2?

We'll be glad to critique your work.
Killa
No I know how to balance the equation. But i am having problems determining the mass of O2 that can be produced from 25 grams of HgO.