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in Chemistry by (84.6k points)
Ethylene glycol is used as an antifreeze in a cold cliamate Mass of ethylene glycol which should be added to `4` kg for water to prevent it from freezing at `-6^(@)C` will be (`K_(f)` for water =`1.86 K kg mol^(-1)` and molar mass of ethylene glycol =`62 g mol^(-1)`)
A. `400.00g`
B. `304.60g`
C. `804.32g`
D. `204.30g`

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1 Answer

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by (87.2k points)
Correct Answer - C
`6 = 1.86 xx (w//62)/(4) rArr w = 800gm`

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