Which four statements describe characteristics of electromagnetic force? A.
It can push charged objects apart.
B.
It is much weaker than gravitational force.
C.
It can act between objects that do not touch.
D.
It affects all matter.
E.
It can pull charged objects together.

How manyatoms of mercury are in 1.4214e+1 ml sample

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

Adilute aqueous potassium nitrate solution is