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Grade:
        The maximum entropy of mixing occurs when hexane and heptane are mixed respectevely in the prporation

A) 8.6g & 10g
B) 8.6g & 8.6g
C) 10g & 8.6g
D) 10g & 10g
Please give the answer with details please
8 years ago

Answers : (1)

SAGAR SINGH - IIT DELHI
879 Points
							

Dear student,

Recall that dU = 0 for the isothermal expansion of an ideal gas. Then,

               

So,

               

for an ideal gas. So, for gas number 1 in our fictitious isothermal expansion we have,

               

and for gas number 2,

               

The total entropy change is the sum of these two individual entropy changes,  

8 years ago
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