The temperature at which molarity of pure water is equal to its mol...

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The temperature at which molarity of pure water is equal to its molality is:
\( \mathrm{P} \)
(1) \( 273 \mathrm{~K} \)
(2) \( 298 \mathrm{~K} \)
(3) \( 277 \mathrm{~K} \)
(4) None
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