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Find the boiling and freezing point of a solution prepared by dissolving 12.5g of naphthalene (C10H8)...
Calculate the freezing point and boiling point of a solution containing 17.4 g of naphthalene (C10H8) in 112.0 mL of benzene. Benzene has a density of 0.877 g/cm3. Part A Calculate the freezing point of a solution. (Kf(benzene)=5.12∘C/m.) Part B Calculate the boiling point of a solution. (Kb(benzene)=2.53∘C/m.)
Determine the freezing point of a solution that contains 65.4 g of naphthalene (C10H8) dissolved i 835 mL of benzene (density -0.877 g/mL). Pure benzene has a freezing point of 5.50°C and a freezing point depression constant of 4.90°C/m.
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*23. Calculate the freezing point and boiling point of the next solution: 1.58moles of naphthalene, C18H8 in 14.2moles of chloroform, Cici3 Kf s 4,68°C/m; TfO s-63.5°C; Kb0 x 3,63°C/m; Tb0 x 61.2°C
What are the freezing point and boiling point of a solution prepared by dissolving 18.6g of CaCl2 in 200.0g of water? (kf = -1.86
A 2.50 g sample of naphthalene, C10H8, was dissolved in 100 g of benzene. What is the freezing point of the solution? The freezing point of pure benzene is 5.45 degrees Celsius; Kf=5.07 degrees Celsius/m. The molar mass of C10H8 is 128.17 g/mol The answer is supposed to be 4.46 degrees Celsius. How did they get there?
27) Determine the freezing point of a solution that contains 78.8 g of naphthalene (C10H8, molar mass = 128.16 g/mol) dissolved in 722 mL of benzene (d = 0.877 g/mL). Pure benzene has a melting point of 5.50°C and a freezing point depression constant of 4.90°C/m. A) 4.76°C 27) C) 4.17°C E) 1.33°C D) 1.68°C B) 0.74°C 28) A 100,0 mL sample of 0.20 M HF is titrated with 0.10 M KOH. Determine the pH of the solution after the...
What would be the freezing point of a solution that has a molality of 1.413 m which was prepared by dissolving biphenyl (C12H10) into naphthalene? Relevant information is provided below. Provide your response to three digits after the decimal. freezing point (C)K(°C/m) boiling point (C)Kb (°C/m) solvent naphthalene C10H8) 80.6 6.9 218
What are the boiling point and freezing point of a 3.01 m solution of naphthalene in benzene? (The boiling point and freezing point of benzene are 80.1°C and 5.5°C, respectively.) Boiling point: ___C Freezing point: ____C
What are the boiling point and freezing point of a 4.97 m solution of naphthalene in benzene? (The boiling point and freezing point of benzene are 80.IC and 5.5 degree C respectively. The boiling point elevation constant for benzene is 2.53 degree C/m, and the freezing point depression constant for benzene is 5.12 degree C/m.) Boiling point = degree C Freezing point = degree C
What are the boiling point and freezing point of a 4.97 m solution of naphthalene in benzene? (The boiling point and freezing point of benzene are 80.1 C and 55 degree C respectively. The boiling point elevation constant for benzene is 2.53 C/m, and the freezing point depression constant for benzene is 5.12 degree C/m.'')