Question

b) Chlorine usage in the water treatment of 15, 000 m3/day is 5 kg/ da The residual concentration after 10 min contact is 0,1 mg the dosage and chlorine demand of the water. (6) /L. Calculate Supplementary Information: 1000 < L/dio < 2000; A = v. % renova|-(Ci-Ce)/Ci *100 Table-1 Turbidity concentration standard Parameter WHO EPA unit Turbidity 0.3 mg/L

Answer 1

Dosage = 0.333 mg/l

Demand=0.233 mg/l