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 Form 3 Chemistry Chlorine and Its Compounds Questions and Answers

In an experiment, a test tube full of chlorine water was inverted in chlorine water as shown in the diagram below and the set up left in sunlight for one day. After one day, a gas was found to have collected in the test tube
(a) Identify the gas
(b) What will happen to the PH of the solution in the beaker after one day? Give an explanation.

 (3m 2s)
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