Two spheres have charges -3.1 x 10^-7 C and -3.7 x 10^-7 C, respectively. They are separated by a distance of 9.0 cm. Calculate the magnitude of the force the two charges exert on each other?

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f