Concept explainers
(a)
Interpretation:
The osmotic pressure of
Concept Introduction:
The pressure that is needed to stop the flow of solvent is known as Osmotic pressure.
The osmotic pressure of dilute solution is related to the molar concentration of the solute in the solution. The osmotic pressure can be calculated by using the following equation:
(a)
Explanation of Solution
Given,
The osmotic pressure can be calculated as follows:
The osmotic pressure of
(b)
Interpretation:
The osmotic pressure of
Concept Introduction:
Refer to part (a).
(b)
Explanation of Solution
Given,
The osmotic pressure can be calculated as follows:
The osmotic pressure of
(c)
Interpretation:
The osmotic pressure of a saturated aqueous solution of
Concept Introduction:
Refer to part (a).
(c)
Explanation of Solution
Given, aqueous solution of
The molarity of the AgCN has to be calculated to calculate the osmotic pressure of the solution.
The osmotic pressure can be calculated as follows:
The osmotic pressure of aqueous solution of
Want to see more full solutions like this?
Chapter 5 Solutions
Chemical Principles: The Quest for Insight
- For each of the following pairs of solutions, select the solution for which solute solubility is greatest. a. Ammonia gas in water with P = 1 atm and T = 50C Ammonia gas in water with P = 1 atm and T = 90C b. Carbon dioxide gas in water with P = 2 atm and T = 50C Carbon dioxide gas in water with P = 1 atm and T = 50C c. Table salt in water with P = 1 atm and T = 60C Table salt in water with P = 1 atm and T = 50C d. Table sugar in water with P = 2 atm and T = 40C Table sugar in water with P = 1 atm and T = 70Carrow_forwardActually, the carbon in CO2(g) is thermodynamically unstable with respect to the carbon in calcium carbonate(limestone). Verify this by determining the standardGibbs free energy change for the reaction of lime,CaO(s), with CO2(g) to make CaCO3(s).arrow_forwardUse the following data to calculate the enthalpy of solution of sodium perchlorate, NaClO4: fH(s)=382.9kJ/mol and fH(aq,1m)=369.5kJ/molarrow_forward
- At 20 °C, the vapor pressure of benzene 1C6H62 is 75 torr, and that of toluene 1C7H82 is 22 torr. Assume that benzene and toluene form an ideal solution. (a) What is the composition in mole fraction of a solution that has a vapor pressure of 35 torr at 20 °C? (b) What is the mole fraction of benzene in the vapor above the solution described in part (a)?arrow_forwardThe vapor pressure of benzene, C6H6, is 94.6 Torr at 25 °C. A nonvolatile compound was added to 0.300 mol C6H6(l) at 25 °C and the vapor pressure of the benzene in solution decreased to 75.0 Torr. What amount of (in moles) of solute molecules was added to the benzene?arrow_forwardThe sealed containers of fizzy drinks contain dissolved CO2. This dissolved CO2 is in equilibrium with a small quantity of gaseous CO2 at the top of the container. (a) The partial pressure of CO2 gas in a 250 cm3 can of fizzy drink is 3.0 atm at 25 0C. What is the concentration of CO2 in the fizzy drink? (b) If the can contain only the mass of CO2 1.09g as a gas, calculate the pressure in the can when it is stored at 25 0C. (c) The maximum pressure that a can of fizzy drink can withstand is 7 atm. Using the graph below, determine the maximum temperature at which a can, can be stored safely. (concentration=0.093Marrow_forward
- A certain liquid X has a normal freezing point of 7.00°C and a freezing point depression constant =Kf 7.41·°C·kgmol−1. A solution is prepared by dissolving some iron(III) chloride (FeCl3) in 700.g of X. This solution freezes at 3.5°C. Calculate the mass of FeCl3 that was dissolved. Be sure your answer is rounded to the correct number of significiant digits.arrow_forward4. (a) The boiling point of a methanolic solution of the non-electrolyte, acetamide (CH;CONH2) is 66.9 °C. Calculate the percentage by mass of acetamide in this solution. Methanol: K, = 1.13 °C kg mol"arrow_forwardCamphor (C10H16O) melts at 179.8 °C, and it has aparticularly large freezing-point-depression constant,Kf = 40.0 °C/m. When 0.186 g of an organic substance of unknownmolar mass is dissolved in 22.01 g of liquid camphor,the freezing point of the mixture is found to be 176.7 °C.What is the molar mass of the solute?arrow_forward
- The Henry’s law constant for CO2 in water at 25 °C is3.1x 10-2 M atm-1. (a) What is the solubility of CO2 inwater at this temperature if the solution is in contact withair at normal atmospheric pressure? (b) Assume that all ofthis CO2 is in the form of H2CO3 produced by the reactionbetween CO2 and H2O:CO2(aq) + H2O(l)------>H2CO3(aq)What is the pH of this solution?arrow_forwardThe sealed containers of fizzy drinks contain dissolved CO2. This dissolved CO2 is in equilibrium with a small quantity of gaseous CO2 at the top of the container. (a) The partial pressure of CO2 gas in a 250 cm3 can of fizzy drink is 3.0 atm at 25 0C. What is the concentration of CO2 in the fizzy drink? (b) If the can contain only the mass of CO2 calculated in part (ii) as a gas, calculate the pressure in the can when it is stored at 25 0C. (c) The maximum pressure that a can of fizzy drink can withstand is 7 atm. Using the graph below, determine the maximum temperature at which a can, can be stored safely. (concentration=0.093M)arrow_forwardWhat volume of 0.11 M Na2SO4 (aq) solution at 25 °C is needed to dissolve 3.49 mg of strontium sulfate? The Ksp of strontium sulfate is 3.8×10-7 and its molar mass is 183.7 g/mol.arrow_forward
- Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage LearningGeneral, Organic, and Biological ChemistryChemistryISBN:9781285853918Author:H. Stephen StokerPublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
- Chemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningIntroduction to General, Organic and BiochemistryChemistryISBN:9781285869759Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar TorresPublisher:Cengage LearningChemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning