Thursday, 26 June 2025

Calculate the mass of NaCl (molar mass = 58.5 g mol-¹) to be dissolved in 37.2 g of water to lower the freezing point by 2°C, assuming that NaCl undergoes complete dissociation. (Kf for water = 1.86 K kg mol-1)

Calculate the mass of NaCl (molar mass = 58.5 g mol-¹) to be dissolved in 37.2 g of water to lower the freezing point by 2°C, assuming that NaCl undergoes complete dissociation. (Kf for water = 1.86 K kg mol-1)

Answer:-