Question

The ph of a water sample collected from a river was found to be acidic in the range of 3.5-4.5 . on the basis of river several factories were there discharging effluents into river . what could be the possible reason for this aci9dic water . what type of factories

Answer 1

the reason for is that factories are discharging acidic wastes. the facteries can be of fertiliser , pesticidies or insecticides.