2HgO ==> 2Hg + O2
mols HgO = grams/molar mass = ?
1 mol O2 = 1/2 mols HgO
Then grams O2 = mols O2 x molar mass O2
Post your work if you get stuck.
If 3.15g of mercury oxide are thermally decomposed to mercury and oxygen, what mass of oxygen Will be produced?
1 answer