Concentrated nitric acid is labelled as 75% by mass. The volume in mL of the solution which contains 30 g of nitric acid is __________. Given: Density of nitric acid solution is 1.25 g/mL. (A) 45 (B)

Question

Concentrated nitric acid is labelled as 75% by mass. The volume in mL of the solution which contains 30 g of nitric acid is __________. Given: Density of nitric acid solution is 1.25 g/mL.

(A) 45
(B) 32
(C) 55
(D) 40

Prashant Kotian · Accepted Answer

Correct answer: B. M = GMM d ) w / w %(  = 25 . 10   M = ml V 1000   = 25 . 10   Vml =     . 75 30 = 32 ml.

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