Question

The use of common salts, e.g., NaCl or $CaC{l}_2$ anhydrous, is made to clear snow on the rods. This causes:

• A. A lowering in the freezing point of water
• B. A lowering in the melting point of ice
• C. Ice melts at the temperature of atmosphere present at that time
• D. All of these

Answer 1

The correct option is D All of these

Addition of salt lowers the freezing point of water and thus snow melts.