C2H6O2 C2H5O C3H6O2 C3H6O CH5O2 C3H5O2 C3H4O2 C2HO
2)The active ingredient in photographic fixer solution contains sodium, sulfur, and oxygen. Analysis of a sample shows that the sample contains 0.97 g of Na, 1.365 g of S, and 1.021 g of O. What is the empirical formula of the substance?
NaS2O3 Na2S2O2 Na2S2O NaS2O2 NaSO4 Na2S2O3 Na2SO4 NaS2O4