What is the change in entropy per mole associated with the melting of gold? the melting point of gold is 1337k and the â†hfus is 13.2 kj/mol.

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19-11-2016
Physics

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What is the change in entropy per mole associated with the melting of gold? the melting point of gold is 1337k and the â†hfus is 13.2 kj/mol.

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MissPhiladelphia MissPhiladelphia · Answer 1 · 2016-11-22T02:11:52+01:00

MissPhiladelphia MissPhiladelphia

22-11-2016

The entropy change of the surroundings is driven by heat flow and the heat flow determines the sign of ΔSsurr. It can be calculated by the following expression:

ΔSsurr = -(ΔH) / T

We calculate as follows:

ΔSsurr = -13200 / 1337 = 9.87 J/ K mol

Hope this answers the question. Have a nice day.

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