Question

The pH of a sample of water collected from a river is found to be in the range of 3.5 to 4.5. The most likely reason for this is the waste being discharged into the river from a (a) soap and detergent manufacturing factory
(b) car battery manufacturing factory
(c) alcohol manufacturing factory
(d) plastic cups moulding factory

Answer 1

Answer:

option B is right.

Explanation:

such factories produce acidic wastes that make the water acidic.

Answer 2

Answer is Option (B)

Explanation:

pH is a measure of hydrogen ion concentration, its measure to determine whether the liquid/substance is Acidic or basic.

• The Ph ranges from 0 - 14

So, Answer is (b) Car Battery Manufacturing Factory