Multiple choice general knowledge science & technology

What when applied to snow or ice lowers the melting point of the mixture

  1. Water

  2. Milk

  3. Curd

  4. Salt
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Salt lowers the melting point of water through freezing point depression, which is why it's used to melt ice on roads in winter. This physical principle makes salt effective at melting snow and ice at temperatures below water's normal freezing point.

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