Question

10. According to Coulomb's law, two point charges 5.5 A
apart in vacuum would interact giving rise to energy of
60 kcal/mole. The energy of interaction of the same
system in water (dielectric constant of water is 80 at
20°C) is (DEC 2013 GU)
(1) 4800 kcal/mole. (2) 60 kcal/mole.
(3) 0.75 kcal/mole. (4) 140 kcal/mole. TL​

Answer 1

Answer:

260kacl/mole

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