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0.0140 grams of Cr(NH3)sCls was dissolved in 25.00 mL of water to give an osmotic pressure...
0.20 grams of a small protein is dissolved in 100.0 mL water. The osmotic pressure of the solution at 25 degrees Celsius is 0.0129 atm. What is the molecular weight of the protein?
A 0.608 g sample of a protein was dissolved in 25.00 mL of water and the resulting osmotic pressure at 305 K was measured at 5.33 x 10-3 atm. What is the molar mass of this protein? 2.57 x 105 g/mol 7.95 x 104 g/mol 3.31 x 104 g/mol 1.14x 105 g/mol 1.47 x 106 g/mol Question 9 1 pts What is the predicted van't Hoff factor for FeBrz?
3a. How many grams of sucrose must be added to 430g of water to
lower the vapor pressure 1.4mmHg at 25C? The vapor pressure of
water at 25C is 233.8 mmHg and molar mass is 342.3 g/mol
3. Vapor pressure lowering a) How many grams of sucrose must be added to 430 R of water to lower the vapor pressure 1.4 mm Hg at 25 °C? The vapor pressure of water at 25°C is 23.8 mm Hg and the molar...
(1). Which of the following molecules is most soluble in hexane, C6H14? NH3 CH3NH2 CH3OH CH3CH3 H2O (2). Which of the following molecules is most soluble in methanol CH3OH? N(CH3)3 CH3NH2 CH3COCH3 CH3CH2CH2CH2CH2CH3 HOCH2CH2OH (3). Calculate the concentration of CO2 in a soft drink that is bottled with a partial pressure of CO2 of 5 atm over the liquid at 25 °C. The Henry’s Law constant for CO2 in water at this temperature is 3.12 ´ 10–2 mol L–1 atm–1....