(Answered) What is the freezing point of radiator fluid that is 50

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What is the freezing point of radiator fluid that is 50% antifreeze by mass? K_f for water is 1.86 C/m. Ethylene glycol, the primary ingredient in antifreeze, has the chemical formula C2H6O2. The radiator fluid used in most cars is a half-and-half mixture of water and antifreeze.

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