1.

Identify the major liquefied salts in sea water - 1 - sodium chloride 2 - sodium sulphate 3 - calcium carbonate 4 - potassium sulphate

A. 1 और 2
B. 1, 2 और 3
C. 1, 2, 3 और 4
D. none of the above
Answer» D. none of the above


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