a
insoluble sodium compounds which from soluble solutions of calcium and magesium
b
solube soudium compounds which from soluble solutions of calcium and magnesium ions
c
solube sodium compounds which from insoluble precipitates of calcium and magnesium ions
d
insoluble precipitates of calcium and magnesium ions
Explanation
Correct Option
cNo explanation available
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Discussions (5)
Kenhinde
3 years ago
😅😅omoh...if you mind ask you to stick your head to the answer... don't disagree... some might be angels👀
YoungPresident
7 years ago
Soluble Mg And Ca compound in H2O leads to the hardness of H2O but the addition of Na compound makes the insoluble Example is d use of Na2Co3
ohirocaesar
9 years ago
soluble sodium compounds which form insoluble precipitates of calcium and magnesium ions
