A 36.5% by mass of C6H12O6, aqueous solution is prepared in the lab. the density of...
A 36.5% by mass of C6H12O6, aqueous solution is prepared in the lab. the density of the solution is 2.97 g/ml. what is the osmotic pressure of the solution at 42 OC ( R=0.08206 L*atm/mol*K)
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A 36.5% by mass of C6H12O6, aqueous solution is
prepared in the lab. the density of...
At 298 K, the osmotic pressure of a glucose solution (C6H12O6 (aq)) is 18.9 atm. Calculate...
At 298 K, the osmotic pressure of a glucose solution (C6H12O6 (aq)) is 18.9 atm. Calculate the freezing point of the solution. The density of the solution is 1.052 g/mL FP = oC
an aqueous solution of sucrose (C6H12O6 molar mass = 180.16g/mol) is 3.928m and has a density...
an aqueous solution of sucrose (C6H12O6 molar mass = 180.16g/mol) is 3.928m and has a density of 1.240 g/ml. What is the molarity of the solution (use dimensional analysis)
. 0.275 L of solution is prepared by dissolving 2.50 g of an unknown molecular compound...
. 0.275 L of solution is prepared by dissolving 2.50 g of an unknown molecular compound in enough water. The osmotic pressure of this solution is 1.98 atm at 27 °C. (R = 0.08206 L·atm/mol·K) a) Determine the molar mass of the molecular compound. (7 pts) b) If you need to prepare 0.275 L of AlCl3 solution with the same osmotic pressure of the above solution, what mass of AlCl3 (MW = 133.33 g/mol) would you need to weigh out?
An aqueous solution of glucose is 17.5% C6H12O6 by mass and has a density of 1.10...
An aqueous solution of glucose is 17.5% C6H12O6 by mass and has a density of 1.10 g/mL. What is the molarity and molality of the solution? What is the mole fraction of glucose?
Determine the osmotic pressure at 25 °C of an aqueous solution that is 0.028 M NaNO3....
Determine the osmotic pressure at 25 °C of an aqueous solution that is 0.028 M NaNO3. p = i M R T (R = 0.08206 atm L/mol K) For some reason the answer is 1.37 atm, but I am getting .685 atm.
At 298 K, the osmotic pressure of a glucose solution (C6H12O6 (aq)) is 21.7 atm. Calculate...
At 298 K, the osmotic pressure of a glucose solution (C6H12O6 (aq)) is 21.7 atm. Calculate the freezing point of the solution. The density of the solution is 1.060 g/mL. FP=____________________C
What is the osmotic pressure of 0.250 M aqueous urea (CON2H4) at 25 °C. R =...
What is the osmotic pressure of 0.250 M aqueous urea (CON2H4) at 25 °C. R = 0.08206 L atm/mol K and R = 8.3145 J/K mol)
The osmotic pressure of human blood is 7.60 atm. What mass of glucose, C6H12O6, is required...
The osmotic pressure of human blood is 7.60 atm. What mass of glucose, C6H12O6, is required to make a 2.00 L aqueous solution for intravenous feeding if the solution must have the same osmotic pressure as blood at body temperature, 37 degrees C? Show all work.
please solve and explain 30. An aqueous solution of 0.35 MCHECH NHF(BTO) has a pH of...
please solve and explain
30. An aqueous solution of 0.35 MCHECH NHF(BTO) has a pH of A. 2.91 B. 6.82 c. 7.18 D. 11.09 E. 13.54 31. What is the pOH of a solution of a 1.4 x 10-3 M Sr(OH)2 aqueous solution? A. 2.55 B. 2.85 C. 3.15 D. 11.15 E. 11.45 32. A 1.10 g sample contains only glucose (C6H1206) and sucrose (C12H2011). When the sample is dissolved in water to a total solution volume of 25.0 mL,...
1. 1200 mL aqueous solution of 45 g of ethylene glycol and 80 g of sucrose...
1. 1200 mL aqueous solution of 45 g of ethylene glycol and 80 g of sucrose were prepared with a density of 1.37 g/mL. Assume that the solution behaves ideally. Notes: The vapor pressures of water and ethylene glycol at 20 °C are 17.54 torr and 0.06 torr, respectively, and Kb and Kf of water are 0.51 K/m and 1.86 K/m, at 25 °C respectively. a. What is the freezing point of this solution? b. What is the vapor pressure,...
At 298 K, the osmotic pressure of a glucose solution (C6H12O6 (aq)) is 18.9 atm. Calculate the freezing point of the solution. The density of the solution is 1.052 g/mL FP = oC
please solve and explain
30. An aqueous solution of 0.35 MCHECH NHF(BTO) has a pH of A. 2.91 B. 6.82 c. 7.18 D. 11.09 E. 13.54 31. What is the pOH of a solution of a 1.4 x 10-3 M Sr(OH)2 aqueous solution? A. 2.55 B. 2.85 C. 3.15 D. 11.15 E. 11.45 32. A 1.10 g sample contains only glucose (C6H1206) and sucrose (C12H2011). When the sample is dissolved in water to a total solution volume of 25.0 mL,...
1. 1200 mL aqueous solution of 45 g of ethylene glycol and 80 g of sucrose were prepared with a density of 1.37 g/mL. Assume that the solution behaves ideally. Notes: The vapor pressures of water and ethylene glycol at 20 °C are 17.54 torr and 0.06 torr, respectively, and Kb and Kf of water are 0.51 K/m and 1.86 K/m, at 25 °C respectively. a. What is the freezing point of this solution? b. What is the vapor pressure,...
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