A) \[10\,%\]% (V/V) ethanol solution in water
B) \[35\,%\]% (V/V) solution of ethylene glycol
C) \[45\,%\]% (V/V) solution of ethylene glycol
D) \[20\,%\]% (V/V) ethanol solution in water
Correct Answer: B
Solution :
\[35%\]% solution of ethylene glycol is used as an anti-freeze in cars for cooling the engine because a; this concentration it lowers the freezing point of water to 255.4 K. This is why this solution is used as an anti-freeze agent.
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