Question

The enthalpy of vacancy formation in nickel is equation, and its melting point is equation. What is the equilibrium vacancy concentration in nickel at equation ?

19 Jan 2026
Answer :
Word Count : 202
The equilibrium vacancy concentration in a metal can be calculated using the Arrhenius-type equation: [ C_v = \exp\left(-\frac{Q_v}{kT}\right) ] where (C_v) is the equilibrium fraction of vacancies, (Q_v) is the enthalpy of vacancy ____ _____ ________ ____ ____ _________.
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