Question

Which salt is obtained from the evaporation of sea water?

A

Sodium chloride

B

Magnesium chloride

C

Calcium chloride

D

Potassium chloride

Easy

Solution

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Correct option is A)

The concentration of salt in sea water is 35 parts per thousand i.e 3.5% of  sea water's weight comes from dissolved salts.Thus, when the sea water evaporates, the salt that is left behind is sodium chloride.
Hence, the correct answer is option (A).

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