1.

In the precipitation of soap, which can be used instead of NaCl                                  [CPMT 1979]

A.                 Na         
B.                 \[C{{H}_{3}}COONa\]
C.                 \[N{{a}_{2}}S{{O}_{4}}\]              
D.                 Sodium silicate
Answer» D.                 Sodium silicate


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