Which procedure (s) will alow a student to differentiate between solid sodium sulphate and solid sodium sulphite? (P) Make solut

Which procedure (s) will alow a student to differentiate between solid sodium sulphate and solid sodium sulphite?
(P) Make solution of each and look for a precipitate when added to `0.10M Ba(NO_(3))_(2)`.
(Q) Add crystals of each to `0.10M HCI` and watch for bubbles.
(R) Make solutions of each and test with a pH indicator
A. P only
B. R only
C. P and Q only
D. Q and R only

Which procedure (s) will alow a student to differentiate between solid sodium sulphate and solid sodium sulphite? (P) Make solution of each and look f

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