Question

Two nitrogen atoms are separated by 4 cm. Each atom has 2 extra electrons. What is the force between them? is it attractive or repulsive? Explain.

Answer 1

q₁ = q₂ = 2•e⁻ =- 3.2 •10⁻¹⁹ C
k =9•10⁹ N•m²/C²
F=k•q₁•q₂/r² = ...
repulsive