A silver atom in a solid oscillates in simple harmonic motion in some direction with a frequency of 1012/sec. What is the force constant of the bonds connecting one atom with the other? (Mole wt. of silver = 108 and Avagadro number = 6.02×1023 gm mole−1)
(1) 6.4 N/m
(2) 7.1 N/m
(3) 2.2 N/m
(4) 5.5 N/m