When 0.885 grams of a protein were dissolved in 94.4 mL of benzene at 23.7 degrees C, the osmotic pressure was found to be 49 torr. Calculate the molar mass of the protein. |
When 0.885 grams of a protein were dissolved in 94.4 mL of benzene at 23.7 degrees...
1. When 0.713 grams of a protein were dissolved in 72.5 mL of solution at 28.5 degrees C, the osmotic pressure was found to be 35.6 torr. Calculate the molar mass of the protein. 2. Calculate the molality of an aqueous solution that is 8.1% by mass calcium chloride. You might need to know that the density is 1.20 g/mL.
0.00100g of a certain protein is dissolved in 1.00ml of solution. The osmotic pressure of the solution is found to be 1.12 torr at 25° C. Calculate the molar mass of the protein. π = C x R x T x i
Dr. Ima Turkey isolated 3.500 mg of protein and dissolved it in 5.000mL of warer. She measured the osmotic pressure of the solution and found it to be 1.540 torr at 25.00 C. What is the molar mass of protein? 8453 8545 8554 8435
467. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The osmotic pressure of this solution is measured to be 0.0930 atm at 25.0 °C. Calculate the molar mass of the protein. Be sure your answer has the correct number of significant digits.
When 4.65 g of a nonelectrolyte solute is dissolved in water to make 385 mL of solution at 22 °C, the solution exerts an osmotic pressure of 923 torr. What is the molar concentration of the solution? How many moles of solute are in the solution? What is the molar mass of the solute?
When 4.57 g of a nonelectrolyte solute is dissolved in water to make 835 mL of solution at 23 °C, the solution exerts an osmotic pressure of 869 torr. What is the molar concentration of the solution? concentration: How many moles of solute are in the solution? moles of solute: mol What is the molar mass of the solute? molar mass: g/mol
When 2.34 g of a nonelectrolyte solute is dissolved in water to make 405 mL of solution at 27 °C, the solution exerts an osmotic pressure of 905 torr. What is the molar concentration of the solution? concentration: How many moles of solute are in the solution? moles of solute: mol What is the molar mass of the solute? molar mass: g/mol
When 3.42 g of a nonelectrolyte solute is dissolved in water to make 885 mL of solution at 22 °C, the solution exerts an osmotic pressure of 873 torr. What is the molar concentration of the solution? concentration: concentration: How many moles of solute are in the solution? moles of solute mol What is the molar mass of the solute? g/mol molar mass
The vapor pressure of pure benzene (C6H6) at 25°C is 94.4 torrwhile the vapor pressure of pure chloroform (CHCl3) at 25°C is 172 torr. An ideal solution isformed when 50 g of chloroform is added to 50 g of benzene. Calculate the vapor pressure of chloroform over thischloroform-benzene solution at 25°C. a) 86 torr b) 68 torr c) 148 torr d) 125 torr e) 172 torr
When 4 90 g of a nonelectrolyte solute is dissolved in water to make 555 mL of solution at 21 degree C, the solution exerts an osmotic pressure of 909 torr What is the molar concentration of the solution? How many moles of solute are in the solution? What is the molar mass of the solute?