Question

4.The PH of water sample collected from a river was in the range 4.0-4.5.Several factories situated on the bank of river discharging effluents into the river. The effluent of which one of the following factories I causes lowering the PH of river water
1 point
a) Soap factory
b)Lead battery factory
c) Plastic cup factory
d)Alcohol distillery​

Answer 1

Answer:

Lead Battery factory

Explanation:

I am not sure but hope it helps