Assuming all the salts below are the same concentration, which salt would lower the freezing point of water the most?

Question

Quizplus · Accepted Answer

CaCl2 dissociates into three ions (one Ca2+ and two Cl-), which increases the number of particles in solution more than the other salts (NaCl and KBr), each of which dissociates into two ions. This greater number of dissolved particles results in a greater decrease in freezing point according to colligative properties.

Assuming All the Salts Below Are the Same Concentration, Which