KF has a face-centered-cubic lattice structure and the equilibrium spacing between the K+ and F- ions is 0.269 nm.It has a dissociation energy of 498 kJ/mol.The constant n in the empirical potential energy,Urep = A/rn,is
A) 2.2
B) 4.3
C) 5.8
D) 6.9
E) 8.7
Correct Answer:
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Q1: The crystalline structure known as face-centered-cubic
A)is characterized
Q2: The classical free-electron theory of metals
A)correctly predicts
Q4: In the classical free-electron theory of metals,
A)a
Q5: If you want to produce a crystal
Q6: The classical microscopic model of electric conduction
A)successfully
Q7: If you want to produce an amorphous
Q8: Molecules in a gas
A)have little influence on
Q9: The Madelung constant is given by
Q10: Which of the following expressions correctly
Q11: The crystalline structure known as body-centered-cubic
A)is characterized
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