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in Chemistry by (90.0k points)
`K_(f)` for water is `1.86 K kg mol^(-1)`. IF your automobile radiator holds `1.0 kg` of water, how many grams of ethylene glycol `(C_(2)H_(6)O_(2))` must you add to get the freezing point of the solution lowered to `-2.8^(@)C` ?
A. 27g
B. 72g
C. 93.3g
D. 39g

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1 Answer

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Correct Answer - C
`M_(2)=(1000k_(f)W_(2))/(1000xx2.8)or W_(2)=93.3g`

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