Question

For how many hours is chlorine solution effective?​

Answer 1

Explanation:

2 minutes to 10 minutes

Answer 2

Chlorine solution is effective for 2 to 10 minutes.

Explanation:

• Chlorine solution is said to kill a large number of of microorganism by the process of osmosis.

• The time which is required by the chlorine solution to kill the microorganism and remain effective is known as the contact time. it is an important disinfectant which is used in purification of drinking water and helps in the Killing of a large number of fecal bacteria.

To know more about contact time of chlorine,

The residual chlorine after 10 minutes contact is 0.2mg/l what is the ...

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