A news from a daily is given below. Answer the following questions on the basis
of it.
R...
Chemistry, 26.05.2021 04:40 ImBADatmath8743
A news from a daily is given below. Answer the following questions on the basis
of it.
Rivers get contaminated
The Water in rivers of Kerala has become unsuitable for washing and bathing which is a cause of great
concern and worry for people. It is noticed during the past few days that soap doesn’t lather with water. It
might be due to the presence of some dissolved substances in water. An immediate attention of authorities into the matter has been requested.
By what name is the present condition of water in the rivers of Kerala known as?
When a sample of water was used after boiling, soap gave lather readily. By what name is this type of water known as?
If soap doesn’t lather with water even after boiling, then by
what name is this type of water known as?
What is the cause of such conditions of water?
Answers: 2
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