Sumita's mother served her 100 ml of milk at temperature 100 Deg Celsius in a cup A. Sumita transferred 25 ml of milk to a second cup B. What would be temperature of milk in cup B ?
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Answer:
ΔQ=msΔT
ΔS=ΔQT=msΔTT
The total change in entropy as temperature from T1 to T2r
S1−S2=∫T2T1msdTT
=msln(T2T1)
=0.1×4200ln(87+27327+273)
=420ln(1.2)JK
Explanation:
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