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When 25 g of Na2SO4 is dissolved in 10^3 kg of solution, its concentration will be

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When 25 g of Na2SO4 is dissolved in 103 kg of solution, its concentration will be

(a) 2.5 ppm

(b) 25 ppm

(c) 250 ppm

(d) 100 ppm

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1 Answer

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Best answer

Correct option (b) 25 ppm

Explanation:

 When a solute is present in very minute amount (trace quantities), the concentration is expressed in ppm.

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