Question

Calculate the force of Electrostatic attraction between a proton and electron if they are separated by a distance of 30cm ?
Please answer fast!!!
I just know that on this formula is used
1 upon 4 Epsilon not multiply by q1 q2 2 upon r square 1/4ΠE. q1q2/r²

Answer 1

Answer:

56.5 cm is your answer please check

Answer 2

I was not an optional question!!

you have to find the number of gametes for all the pairs given.