1.

When common salt is mixed with ice, the freezing point:1. is lowered2. is raised3. remains unaffected4. is first lowered and then raised

Answer» Correct Answer - Option 1 : is lowered

The correct answer is lowered​.

  • When common salt is mixed with ice, the freezing point is lowered.
  • Salt increases the melting point of ice as well as delays the freezing of water than normal.
  • Chemically, it is due to the interaction between the water molecules and as well as salt molecules that pushes the melting point of ice.
  • In very cold areas where there is a lot of snowfall during the winter season, the highway department spreads salt on the ice to melt.


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