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Kfor water is 1.86 K kg mol-1. If your automobile radiator holds 1.0 kg of water, then how many grams of ethylene glycol (C2H6O2) must you add to get the freezing point of the solution lowered to -2. 8°C?

(a) 729 (b) 93 g (c) 39 g (d) 27 g

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Correct option (b) 93 g 

Explanation:

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