A coagulation treatment plant with a flow of 0.5 m3/s is dosing alum at 23 mg/l. The coagulation equation takes place as follows
Al2 (SO4 3. 18H2O + 3Ca(OH)2 → CaSO4 +2Al(OH)3↓ + 18H20
[Atomic weights: Al – 27, S – 32, O -16, H -1, Ca -40]
If the sludge content is 1 % and the specific gravity of sludge solids is 3.01. What is the volume of wet sludge produced __________m3/day.Enter numerical value using the virtual keypad. Round off where necessary.