Compute the molality of the solution
Question: When 1.00 gram of reserpine is dissolved in 25.0 grams of camphor, the freezing point depression is 26.3 degrees C. Calculate the molality of the solution and the molar mass of reserpentine.
Now Priced at $20 (50% Discount)
At 186 oC the equilibrium constant for the reaction: 2 HBr(g) H2(g) + Br2(g) is KP = 6.56e-11. If the initial pressure of HBr is 0.00753 atm, what are the equilibrium partial pressures of HBr, H2, and Br2? p(HBr) = . p(H2) = . p(Br2) = .
A balloon at a pressure of 755 torr and a volume of 5.00 L. was allowed to rise in the atmosphere to a point at which the pressure inside and outside the balloon was 697 torr. What was the volume of the balloon at that altitude, assuming the tempe
What is the chemical formula of the product formed from the reaction of calcium chloride and potassium oxalate? Make sure to include the correct number of waters of hydration.
Use the appropriate values of Ksp and Kf to find the equilibrium constant for the following reaction: FeS(s)+6CN^-(aq)-><-Fe(CN)6^4-(aq)+S^2-(aq)
What is the hybridization of each carbon for the following structure? Explain each one and provide the line structure. Supposedly there should be two hybridized sp2.
A 500ml portion of a solution at pH=13 will just barely dissolve 3.2x10-4 moles of calcium hydroxide. What is the Ksp of calcium hydroxide
A 3.12 g sample of solute is dissolved in 35.0 g of water. The freezing point of this solution is found to be -1.23°C. What is the molar mass of the solute? For water, Kf = 1.86 degkg/mol.
Which atom in each of the following pairs has a larger radius. (a) Na or K (b) V or Ta (c) V or Zn (d) Li or Ba
A liquid boils when its heat of vaporization is the same as its temperature. D. A liquid boils when its evaporation rate becomes constant.
Write the mass balance equation and charge balance equation for a solution that is 0.1 M FeCl3 and 0.2 M FeCl2
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!