The nucleus of which atom contains 48 neutrons?

The fact that the total amount of energy in a system remains constant is a(n)

Describe the properties of sodium, chlorine, and sodium chloride

Match the term to its description match term definition chemical energy a) internal energy caused by vibrations of atoms and molecules electrical energy b) electromagnetic energy that travels in waves radiant energy c) the movement of an electrical charge thermal energy d) potential energy stored in the bonds between atoms