Question 9 Calculate the boiling point of a solution made by dissolving 115 g of sucrose (MM=342.3 g/mol) in 255 g of water. The molal boiling point constant for water is 0.512°C/m. Water normally boils at 100°C. Tb = mKb Molality = 1.32m Boiling point = 102.17°C
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Number of moles of sucrose = mass of sucrose / molar mass of sucrose Number of moles of sucrose = 115 g / 342.3 g/mol Number of moles of sucrose = 0.336 mol Show more…
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