Chemistry - Liquid Solution Question with Solution | TestHub

$K_f$ for water is $1.86\mathrm{K}\mathrm{kg}{\mathrm{mol}}^{-1}$. If your automobile radiator holds 1 kg of water, how many grams of ethylene glycol ( ${\mathrm{C}}_2{\mathrm{H}}_6{\mathrm{O}}_2$ ) must you add to get the freezing point of the solution lowered to $-2.8^{\circ }\mathrm{C}$.