: The heat of dissociation per mole of gaseous water at 18 °C and 1 atm is 241750 J/mol. Calculate its value at 68 °C. H,0(g) → H2(9) + 0-(9) Data given are Cp(H20) = 33.56 JK-ªmol¬1 Cp(H2) = 28.83 JK-!mol-1 С- (0) %3D 29.12 Jк--mol-1 %3D

Q: 17.108 Glauber's salt, Na,SO, 1OH,O, was used by J. R. Glauber in the 17th century as a medicinal…

A: It is a heterogeneous equilibrium mixture so solid and liquid not considered in Kp experession 2)…

Q: Table 2. Gibbs Free Energies of formation (kJ), ∆G°f, for Ions in 1M Solution and Ionic Solids…

A: Change Standard in Gibbs Free Energy can be given as- For NaCl: Change Standard in Gibbs Free…

Q: Calculate the osmolarity in mOsm/L of 500 mL of a solution containing 5% w/v dextrose, 0.78% w/v…

A: Osmolarity in mOsm/L is defined as the millimoles of solute particles per Liter of the solution.…

Q: 5. Arrange the following compounds in order of decreasing volatility: acetone, methanol,…

A:

Q: Oxygen (O2) is necessary for cellular respiration; it must be transported from the lungs to tissues…

A: Given, Keq=7.64×10-4 Temperature , T= 300 K

Q: Calculate the  ΔHsoln and ΔSsoln for the dissolution of solid KHP from the trendline equation of…

A: Trendline Equation : y = -5623 x + 17.7 The standard slope-intercept equation i.e, y = mx + c where,…

Q: - Homework - 2022.pdf - Adobe Acrobat Pro DC (32-bit) Sign Window Help Chapter 14 - Soluti. x 日 Q 玩。…

A:

Q: 23. The integral heats of solution at 18°C for the various solid modifications of calcium chloride…

A:

Q: P5B.1 Potassium fluoride is very soluble in glacial acetic acid (ethanoic acid) and the solutions…

A: The expression for depression in freezing point is, Another expression for depression in freezing…

Q: What is ΔSsys for a freezing phase transition at 4.9 °C for a compound that freezes at 4.9 °C and…

A: Given - - > Temperature (T) = 4.9 °C = (4.9+273.15) = 278.05 K ΔHsys = - 18.21 kJ mol-1

Q: 10-29 Based on Hume-Rothery's conditions, which of the following systems would be expected to…

A: Hume-Rothery Conditions: Electronegativity: While dissolving two Substances, To avoid formation  of…

Q: > 4 NOg g) t 2. The istandaed gibbs yöre enetgy chenge KT/mot Change $2 this čcaction is -29.0 What…

A: Given data: Chemical reaction: 2 N2O5(g) → 4 NO2(g) + O2(g) Standard Gibb's free energy = -29.0…

Q: What is ΔSsys for a freezing phase transition at 29.7 °C for a compound that freezes at 29.7 °C and…

A: Given: ∆Hsystem= -19.45 kJmol-1 Freezing temperature ,Tf= 29.7 °C Tf= 29.7 + 273 Tf= 302.7 K

Q: When 50.0 mL of 2.00 M HCI is mixed with 50.0 mL of 2.00 M NaOH at 24.5°C, the solution temperature…

A: Given : Concentration of NaOH = 2.00 M Concentration of HCl = 2.00 M Volume of HCl solution taken =…

Q: If the boilng point of benzene is 80.1 degress C, and that delta H of b=30.7kJ/mole, what is the…

A: If the boiling point of benzene is 80.1 °C, and that ΔHvap of benzene = 30.7 kJ/mole, the boiling…

Q: What would (triangle) Hrxn be for this new situation with 40 ml of both 1.0 M NaOH and 1.0 M HCl,…

A: Number of moles of sodium hydroxide = 0.04 L × 1 M = 0.04 mol Number of moles of hydrochloric acid =…

Q: Describe the preparation of the following solutions: a) 500 ml of approximately 0.2M NaOH (40g/mol)…

A:

Q: Which one statement in italics is NOT correct?  Other given information is correct.   a. The…

A: As there are more than three parts of this question, we have solved the first three parts for you,…

Q: The addition of 250 mg of naphthalene in benzene elevated the boiling point of 100g of benzene by…

A: Given,  Mass of solute (naphthalene) = 250 mg  Mass of solvent (benzene) = 100 g  Elevation in…

Q: om Table A-26. Assume the water in the products is in the vapour form.

A:

Q: For the dissolution of LiCl in water, ΔHsoln = -37 kJ/mol.Which term would you expect to be the…

A: The enthalpy change of solution is -37 kJ./mol which is the negative value that means its a…

Q: The equilibrium constant (Khydr) for hydration of acetone (CH3COCH3) is 2×10-3. This translates into…

A: The correct option is second that is (Khydr) for hexafluoroacetone (CF3COCF3) is Larger than that…

Q: A- preparation of approximately (0.1N) HCL 1. Calculate the normality of the concentrated HCL. Sp.g…

A:

Q: Q: The solubility of hydrogen in water is expressed according to as = 6.8 xlo" Henry's law 6.8x10 X…

A: According to Dalton's law     Y = PAPWhere  Y = mole fraction in gas phase              PA = partial…

Q: The rise in atmospheric carbon dioxide results in higher concentrations of dissolved carbon dioxide…

A: The formula of Henry's law could be written as, Sg=kHPg The solubility of gas is indicated as Sg.…

Q: In a closed, insulated system, the vapour pressure of water at 15.37 °C is 2687 Pa. What percentage…

A: The force per unit area by atmospheric column is equivalent to atmospheric pressure. It is also…

Q: Oxygen (O2) is necessary for cellular respiration; it must be transported from the lungs to tissues…

A: Introduction: Gibbs free energy determine the maximum amount of work done in the system at constant…

Q: om the following data, calculate the heat of solution for KBr. LICI LiBr KCI KBr Lattice…

A:

Q: If the standard enthalpy change and standard entropy change for the dissolution of borax at 298 K is…

A: Gibb's free energy is used to define the spontaneity of a reaction. A positive Gibb's free energy…

Q: Table 2. Gibbs Free Energies of formation (kJ), ∆G°f, for Ions in 1M Solution and Ionic Solids…

A:

Q: The following data were obtained for the osmotic pressures of the nitrocellulose in acetone at 20…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: he picture is 1.)A   1B.) If DHsolution for dissolving DMSO in methanol is negative, what does…

A: Enthalpy of a solution is the heat  absorbed or evolved during its formation by mixing a solute in a…

Q: 1. The Gibbs function for a certain liquid is given by G(P,T) = AP + BP² + CT In| + D In + ET In…

A: The quantities which come across during the scientific studies are named as physical quantities. The…

Q: Assume you are interested in exploring the use of ammonium nitrate (NH4NO3) as the active ingredient…

A: First of all we calculate the heat absorbed/released by water by help of Following formula - Q = m C…

Q: presented by Macmillan Learning The Henry's law constant for CO,(g) in water at 25 °C is 29.4…

A: Use p=kh×mole fraction of Solute  Molarity = 3.39M

Q: Assume you are interested in exploring the use of ammonium nitrate (NH4NO3) as the active ingredient…

A: Given that  The specific heat of human muscle tissue (smuscle) is 3.47 kJ/kg oC

Q: Table 2. Gibbs Free Energies of formation (kJ), ∆G°f, for Ions in 1M Solution and Ionic Solids…

A:

Q: The purest acetic acid is often called glacial acetic acid because it is purified by fractional…

A:

Q: Could you help me with #8? I included a picture of the phase diagram that was given.

A: Critical point: a point on a phase diagram at which both the liquid and gas phases of a substance…

Q: Table 2. Gibbs Free Energies of formation (kJ), ∆G°f, for Ions in 1M Solution and Ionic Solids…

A:

Q: Q9. If 100.0 mL of water is shaken with oxygen gas at 1.0 x 10° Pa, 0.0039g of O2 will dissolve.…

A: Henry's Law The amount of a gas dissolve in water is directly proportional to the partial pressure…

Q: The rise in atmospheric carbon dioxide results in higher concentrations of dissolved carbon dioxide…

A:

Q: Use the figure to estimate the total volume of a solution formed by mixing 50.0 cm3 of ethanol with…

A: Given: Volume of ethanol = 50.0 cm3 Volume of water=50.0 cm3 Density of ethanol = 0.789 g/cm3…

Q: The activity of H, O in 35 wt% H, SO4, measured by lowering of the vapor pressure of H,O, is -Al1,0…

A: The overall reaction occurring in a lead acid battery is: PbO2+Pb+2H2SO4→2PbSO4+2H2O

Q: When 50.0 ml of 2.00 M HCL is mixed with 50.0 ml of 2.00 M NaOH at 24.5 C, the solution temperature…

A: Calculation for the above question explained as follows

Q: 1. Given that the formation enthalpies and entropies of the selected ionic compound, cation, and…

A: