Consider the equation below. Na+ + Cr
→ Naci
BS
Which statement best describes the relationship between the substances in the equation?
The number of sodium ions is equal to the number of formula units of salt.
The number of sodium ions is less than the number of chloride ions.
The number of chloride ions is less than the number of formula units of salt.
The number of sodium ions is two times the number of formula units of salt.