Answer:
A is the answer. Hope this helped.
I think you might find your answer here https://answers.yahoo.com/question/index?qid=20121101101721AAeZyHE
The solution that will have the lowest freezing point is 5.0 SODIUM CHLORIDE.
Adding solute to solvents usually result in the depression of the freezing point. The higher the quantity of the solute that is added, the lower the freezing point of the solution.
Answer:
2Mg^+ +O2 right arrow 2MgO
Explanation: