AP EAPCET 6 Sep 2021 Shift 2 Paper

Question : 146 of 160

Marks: +1, -0

If a solution of maltose (molecular mass =342.3g⋅mol−1 ) was prepared by dissolving 72.4g of maltose in 1000g of ethanol, then depression in freezing point of ethanol is ______ K. Given for ethanol Kf=1.23K⋅kg⋅mol−1 and molecular mass =46.07g⋅mol−1