Ques 2
Asked by rbhatt16
29th August 2018,
11:48 PM
Answered by Expert
Answer:
Meq of Hypo = Meq of I3- =Meq of Cl2 in bleaching powder
{W/E} × 1000 = 50 × 0.1 × 1
{W/7× 0.5} × 1000 = 5
W = 5× 71/2 × 1/1000 = 0.1775
% purity
Na2S2O3 → Na2S4O6
{0.1775/6.35}× 100 = 17.75/6.35 ~ 3%
Answered by Expert
11th September 2018,
12:01 AM
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