What mass of ethylene glycol (62.07 g/mol, i = 1) is needed…
What mass of ethylene glycol (62.07 g/mol, i = 1) is needed to lower the freezing point of 500.0 g of water by 2.00 °C? Kf water = 1.86 °C/m A.16.7 gB. 33.4 gC. 62.1 gD. 124 g ΔTf=i⋅Kf⋅m m=i⋅KfΔTf m = moles of solute ÷ kilograms of solvent Mass=moles⋅M 1kg=1000 g