Specifically chemistry stemlords A 10.00 g sample of an unknown water soluble barium salt is treated with an excess of Na2SO4 to precipitate 11.21 g BaSO4. Which barium salt is it?
A. BaCl2
B. Ba(O2CH)2
C. Ba(NO3)2
D. BaBr2
Help
Specifically chemistry stemlords A 10.00 g sample of an unknown water soluble barium salt is treated with an excess of Na2SO4 to precipitate 11.21 g BaSO4. Which barium salt is it?
A. BaCl2
B. Ba(O2CH)2
C. Ba(NO3)2
D. BaBr2
Help
Subtracting barium from the final molar mass.get you ~70 g/mol, ie the mm of Cl x 2. I double checked the other options but you can definintely rule out the bromide salt based on that