Question

How does common salt or magnesium chloride helps in clearing snow from roads?

Answer 1

Answer:

they melt at a quick pace.bcoz they are hygroscopic which simply means that is absorbs moisture.

this helps the ice melter to dissolve into a brine faster which regulates the melting of ice surrounding it.

Answer 2

Answer:

similar to calcium chloride, magnesium chloride melts ice at quick pace. this is because it is hygroscopic which simply means it that it absorbs moisture. this helps the ice melt to dissolve into a brine faster which instigate the melting of ice surrounding it.