Multiple Choice
If the electrostatic potential energy of Na+ and F- ions at their equilibrium separation (with U = 0 at infinite separation) is -1.19 10-18 J,then their equilibrium separation must be approximately
A) 2.14 nm
B) 0.193 nm
C) 0.876 nm
D) 1.32 nm
E) 0.374 nm
Correct Answer:

Verified
Correct Answer:
Verified
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