You don't need all of that information.
The E field is 25V/0.002m = 12,500 V/m
or Newtons/Coulomb
Open Question: Find the electric field between the plates of a capacitor given the following:?
(1) C= 10pF (2) the capacitor is connected to a 25 V battery (3) there is a vacuum between the capacitor plates (4) plate separation is 2 mm
2 answers
What is C =10 pF ?