In which of these groups will all the substances be insol...
In which of these groups will all the substances be insoluble in water?
Na2CO3, KNO3,(NH4)2C03
NaHCO3, PbSO4, CaSO4
K2C03, CaSO4, AgNO3
PbCl2, NaCl, ZnCl2
ZnCO3, BaSO4,AgCl
Correct answer is E
No explanation has been provided for this answer.
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