1.

On heating a sample of pure water:

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`[H^(+)]` INCREASES but `[OH^(-)]` decreases.
`[H^(+)]` as well as `[OH^(-)]` increases but the SAMPLE still REMAINS neutral.
the degree of dissociation of water increases but `[H^(+)]` remains unchanged.
the degree of dissociation of water as well as `[H^(+)]` increases.

Answer :b,d


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