Mayra observed that most of the fish in the pond of her village were gradually dying. She also observed that the waste of a factory in their village is flowing into the pond which probably caused the fish to die.
a. Explain why the fish were dying.
b. What can be done to treat this kind of water?
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Answer:
The wastes of factory may contain high ratio of basic or acidic chemicals. These chemicals make aquatic life difficult.
Base will neutralize the acids. So, by adding the base (limestone, lime etc) into water we can make it less harmful and neutral too.
Hope it helps you..
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