NEET Chemistry Hydrogen Questions Solved


50 lit. of hard water of 120 ppm temporary hardness is mixed with 1.62 kg of CaOH2, what is the hardness of the resulting water ? (The sp. gr. of hard water = 1 gm/ml)

(A) 8.088 × 105 ppm                               

(B) 8.088 × 104 ppm

(C) 80 ppm                                             

(D) 808 ppm

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#3 | Hard & Soft Water

Concept Questions :-

Hard & Soft Water
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