a. Calcium sulphate
b. Barium oxalate
c. Nickel phosphate
d. Copper ferrocyanide
Ans.d
Explanation : Copper ferrocyanide ppt. acts as a semipermeable membrane
a. Calcium sulphate
b. Barium oxalate
c. Nickel phosphate
d. Copper ferrocyanide
Ans.d
Explanation : Copper ferrocyanide ppt. acts as a semipermeable membrane
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