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Metallurgical Engineering · Q79

Metallurgical Thermodynamics and Kinetics

Engineering and GATE · Metallurgical Engineering · question 79

Q79

Integral enthalpy of mixing (in J/mol) of liquid (Cu, Zn) solution can be approximated by ΔHmmix = - 19250 XCuXZn The corresponding partial molar enthalpy of mixing (in J/mol) for Cu is

A.
19250x2zn
B.
- 19250x2cu
C.
38500xzn - 19250x2zn - 19250
D.
- 19250 x2zn
Answer

Answer: Option D

Solution

Answer: Option D
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