Given that Cu adopts a ccp structure with a cubic cell parameter of 3 615 , confirm that the equilibrium number of vacancies in a 1 cm 3 sample at 1000 C is around 10 19 Note the need to convert between k, in J K, and R, in J (K mol), when using molar quantities N A k R ...

The figure of 10 19 can be derived from the given data and the values in Table 21 For ...

Given that Cu adopts a ccp structure with a cubic cell parameter of 3.615 , confirm that

Question:

Given that Cu adopts a ccp structure with a cubic cell parameter of 3.615 Å, confirm that the equilibrium number of vacancies in a 1 cm³ sample at 1000 °C is around 10¹⁹. Note the need to convert between k, in J/K, and R, in J/(K mol), when using molar quantities: N_Ak = R.

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