Question
Asked Sep 18, 2019

An ice tray contains 600 g of liquid water at 0°C. Calculate the change in entropy of the water as it freezes slowly and completely at 0°C.

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Step 1

The mass of liquid water, m

Temperature, T

m 600 g
T 0C
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m 600 g T 0C

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Step 2

The change in entropy,

The total heat removed during this process

AS =
T
Q mL
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AS = T Q mL

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Step 3

So, the change i...

-mL
AS =
T
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-mL AS = T

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