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 Form 3 Chemistry Chlorine and Its Compounds Questions and Answers

The diagram below represents the set up that was used to prepare and collect hydrogen chloride gas in the laboratory.
(a) State the purpose of concentrated sulphuric (VI) acid in the wash bottle.
(b) Write an equation for the reaction between dry hydrogen chloride gas and heated iron.
(c) Hydrogen chloride gas is dissolved in water to make hydrochloric acid.State one use of hydrochloric acid.

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