Answer:
b. Its concentration is half that of the chloride ion
Explanation:
As the calcium chloride formula is CaCl2
CaCl2 <--> Ca + 2 Cl-
<span>ions are solutions containing ions that react with acids or bases to minimize their effects. </span>
What you have to do is balance the chemical equations to make sure everything is even on both sides. If you want me to help you answer the questions comment back