- #1

briton

- 30

- 0

the formula, electrostatic force

F = Qq/(4.pi.e0.r^2)

where e0 is the permittivity of free space. However in water e0 is 80 times bigger, so

F= Qq/(4.pi.80e0.r^2), therefore electrostatic force between the ions is smaller, it simply dissolves and doesn't react.