Question

The pH of drinking water should be- a) 1 to 1.5, b) 6.5 to 8, c) 13 to 14, d) 4 to 5
Answer = B ​

Answer 1

Answer:

The pH of drinking water should be 6.5 to 8

Answer 2

Answer:

The pH of drinking water should be- b) 6.5 to 8