Atoms combine<span> by forming chemical bonds</span>
Boyle found that when the pressure of gas at a constant temperature is increased, the volume of the gas decreases. when the pressure of gas is decreased, the volume increases. this relationship between pressure and volume is called Boyle's law.
Answer:
The excited state electron configuration of an atom indicates the promotion of a valence electron to a higher energy state.
The drawing is correct because there are 12 atoms of each type on each side of the arrow.
