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03/10/2021 11:47 am
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What is the entropy change (in JK–1 mol–1) when one mole of ice is converted into water at 0ºC? (The enthalpy change for the conversion of ice to liquid water is 6.0 kJ mol–1 at 0ºC)
(a) 21.98
(b) 20.13
(c) 2.013
(d) 2.198
1 Answer
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03/10/2021 11:50 am
Correct answer: (a) 21.98
Explanation:
ΔS = \(\frac{\Delta H}{T}\)
ΔS(per mole) = \(\frac{\Delta H\; per\;mole}{T}\)
= \(\frac{6000}{273}\)
= 21.98 JK–1 mol–1