krys5171 krys5171 02-06-2023 Chemistry contestada Which contains the greatest mass of oxygen? A 0. 2 mol of aluminium nitrate, Al (NO3)3 B 0. 3 mol of potassium sulfate, K2SO4 C 0. 4 mol of sodium nitrate, NaNO3 D 0. 5 mol of magnesium carbonate, MgCO3