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 Chemistry Form 3 Sulphur and its Compounds Questions and Answers

The apparatus shown below was set to prepare and collect hydrogen sulphide gas.
figsulphur30420201034.JPG
(a) Name solid #C_2#
(b) Give a reason why warm water is used
(c) What observation would be made if hydrogen sulphide gas was bubbled into a solution of lead (II) nitrate?

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