Page 383 - SUBSEC October 2017_Neat
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(d) Account for the observations in the statement below.
Pure water is a poor conductor of electricity whereas pure water in the presence of a trace
of H (aq) is a good conductor.
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[3 marks]
(e) (i) Derive the relationship for the ionic product of water, Kw.
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[2 marks]
(ii) State how the value of Kw varies with temperature.
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[1 mark] DO NOT WRITE IN THIS AREA
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