Assuming ideal solution behavior, what is the boiling point of a solution of NaCl in water if the solution freezes at −0.93°C? (For water, Tb = 100.00oC; kb = 0.512 oCm-1 and Tf = 0.00oC and kf = 1.86 oCm-1) Assuming complete dissociation and ideal solution behavior, calculate the freezing point of a solution of 0.724 g of CaCl2 in 175 g of water. (For water, Tf = 0.00oC and kf = 1.86 oCm-1)The vapor pressure of pure methanol (CH3OH) at 40oC is 97.7 torr. What is the vapor pressure in torr of a solution containing 42.4 g of nonvolatile, nonelectrolyte glycerol (C3H8O3) in 90.8 g of methanol at 40oC?

i = 2 for NaCl as it is a strong electrolyte. ∆Tf = i×Kf×m 0.93 = 2×1.86×m equation 1…

Answered: Assuming ideal solution behavior, what…

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter13: Solutions And Their Behavior

Section: Chapter Questions

Problem 104SCQ: Sodium chloride (NaCl) is commonly used to melt ice on roads during the winter. Calcium chloride...

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Assuming ideal solution behavior, what is the boiling point of a solution of NaCl in water if the solution freezes at −0.93°C? (For water, T_b = 100.00^oC; k_b = 0.512 ^oCm^-1 and T_f = 0.00^oC and k_f = 1.86 ^oCm^-1)
Assuming complete dissociation and ideal solution behavior, calculate the freezing point of a solution of 0.724 g of CaCl₂ in 175 g of water. (For water, T_f = 0.00^oC and k_f = 1.86 ^oCm^-1)
The vapor pressure of pure methanol (CH₃OH) at 40^oC is 97.7 torr. What is the vapor pressure in torr of a solution containing 42.4 g of nonvolatile, nonelectrolyte glycerol (C₃H₈O₃) in 90.8 g of methanol at 40^oC?