What Is the Force of Gravity Between the Proton and Electron

Question 17
Multiple Choice

What is the force of gravity between the proton and electron in a hydrogen atom, given that G = 6.67 10-11 N·m2/kg2, mass of a proton = 1.67 10-27 kg, mass of an Electron = 9.1 10-31 kg, and average radius of the electron's orbit in the hydrogen atom = 0.0529 nm? A) 1.9 10-57 N B) 1.9 10-54 N C) 3.6 10-53 N D) 3.6 10-47 N E) 3.6 10-41 N