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please help thanks Calculate Ksp for the salt NaCl at 25°C. Substance Na+(aq) Cl'(aq) NaCl(s) DGfº(in kJ/mol) -2620...
please help thanks Calculate Ksp for the salt NaCI at 25°C. Substance DG (in kJ/mol) Na...
please help thanks
Calculate Ksp for the salt NaCI at 25°C. Substance DG (in kJ/mol) Na (aq) 2620 Cl (aq) -131.0 NaCl(s) -383.8 4.1 41 1.7 1019 0.41 9.2
NaCl(s) ⇌ Na+(aq) + Cl-(aq) ΔHo = 3.9 kJ/mol At 298 K, a saturated solution of NaCl has [Na+] = 7.0 M and [Cl-] = 5.4 M....
NaCl(s) ⇌ Na+(aq) + Cl-(aq)
ΔHo = 3.9 kJ/mol At 298 K, a saturated solution of NaCl has [Na+] =
7.0 M and [Cl-] = 5.4 M. If the temperature of the mixture is
increased to 323 K, what will be the equilibrium concentration (M)
of Na+? (Assume no ion pairing.) Enter your answer to 2 decimal
places.
NaCl(s) Na (aq) + CI'(aq) AH- 3.9 kJ/mol At 298 K, a saturated solution of NaCI has [Na"] 7.0M and [CI] -...
calculate the lattice energy of NaCl based on the given information : ΔH°f[NaCl(s)] = -411 kJ/mol...
calculate the lattice energy of NaCl based on the given information : ΔH°f[NaCl(s)] = -411 kJ/mol ΔH°f [Clg] = 121.5 kJ/mol ΔH°sublimation [Na] = 109 kJ/mol IE1 (Na) = 496 kJ/mol EA1 (Cl) = -349 kJ/mol
Consider the Gibbs energies at 25 'C AGi (kJ mol) Substance Ag (aq) 77.1 CI (aq)...
Consider the Gibbs energies at 25 'C AGi (kJ mol) Substance Ag (aq) 77.1 CI (aq) -131.2 AgCls) -109.8 Br (aq) -104.0 -96.9 AgBr(s) (a) Calculate AGn for the dissolution of AgC1(s) kJ mol (b) Calculate the solubility-product constant of AgCl. K = (c) Calculate AGxn for the dissolution of AgBr(s). kJ mol (d) Calculate the solubility-product constant of AgBr. K =
Consider the Gibbs energies at 25 ∘C. SubstanceSubstance ΔG∘f (kJ⋅mol−1)ΔGf∘ (kJ·mol−1) Ag+(aq)Ag+(aq) 77.177.1 Cl−(aq)Cl−(aq) −131.2−131.2 AgCl(s)AgCl(s)...
Consider the Gibbs energies at 25 ∘C. SubstanceSubstance ΔG∘f (kJ⋅mol−1)ΔGf∘ (kJ·mol−1) Ag+(aq)Ag+(aq) 77.177.1 Cl−(aq)Cl−(aq) −131.2−131.2 AgCl(s)AgCl(s) −109.8−109.8 Br−(aq)Br−(aq) −104.0−104.0 AgBr(s)AgBr(s) −96.9−96.9 (a) Calculate ΔG∘rxn for the dissolution of AgCl(s)AgCl(s). kJ⋅mol−1 (b) Calculate the solubility-product constant of AgCl. K= (c) Calculate ΔG∘rxnΔGrxn∘ for the dissolution of AgBr(s)AgBr(s). kJ⋅mol−1kJ⋅mol−1 (d) Calculate the solubility-product constant of AgBr. K=K=
The salt ammonium chloride dissolves in water according to the reaction: NH4Cl(s) NH4+(aq) + Cl-(aq) (a) Calculate the s...
The salt ammonium chloride dissolves in water according to the reaction: NH4Cl(s) NH4+(aq) + Cl-(aq) (a) Calculate the standard enthalpy change ΔH° for this reaction, using the following data: NH4Cl(s) = -314.4 kJ mol-1 NH4+(aq) = -132.5 kJ mol-1 Cl-(aq) = -167.2 kJ mol-1 kJ (b) Calculate the temperature reached by the solution formed when 35.3 g of NH4Cl is dissolved in 0.160 L of water at 24.6 °C. Approximate the heat capacity of the solution by the heat capacity...
< Question 13 of 18 > Consider the Gibbs energies at 25 °C. Substance AG (kJ....
< Question 13 of 18 > Consider the Gibbs energies at 25 °C. Substance AG (kJ. mol-!) Ag+ (aq) 77.1 Cl(aq) -131.2 AgCl(s) -109.8 Br" (aq) -104.0 AgBr(s) -96.9 (a) Calculate AGran for the dissolution of AgCl(s). kJ. mol- (b) Calculate the solubility-product constant of AgCl. kJ. mol- (b) Calculate the solubility product constant of AgCl. K = Enter numeric value (c) Calculate AGtx for the dissolution of AgBr(s). kl. mol-? (d) Calculate the solubility-product constant of AgBr. K=
Assuming that the solubility of PbBr2(s) is 2.1x10 mol/L at 25°C, calculate the Ksp for this salt
Assuming that the solubility of PbBr2(s) is 2.1x10 mol/L at 25°C, calculate the Ksp for this salt. Ignore any potential reactions of the ions with water.
Thermodynamic Quantities for Selected Substances at 298 15K (25 °C) Substance AHºt (kJ/mol AG' (kJ/mol) SOK-mol)...
Thermodynamic Quantities for Selected Substances at 298 15K (25 °C) Substance AHºt (kJ/mol AG' (kJ/mol) SOK-mol) Calaum Ca(s) CaCl2 (s) Ca2+ (aq) 0 -795.8 0 -748.1 41.4 104.6 200.8 226.7 209.2 Chlorine Cl2 (8) Cl- (aq) 0 0 222 96 565 -167 2 -131.2 Oxygen 02 (8) H20 (1) 0 -285.83 -237 13 69.91 Phosphorus P2 (8) PC13 (8) POCl3 (8) 144.3 -2881 -5422 103.7 -269.6 -502.5 2181 3117 325 Sulfur S (s, rhombic) 90 268) 903(8) 0 -2699 -395.2...
A generic salt, AB,, has a molar mass of 333 g/mol and a solubility of 2.40 g/L at 25 °C AB2 (s) A(aq) 2B (aq) What is...
A generic salt, AB,, has a molar mass of 333 g/mol and a solubility of 2.40 g/L at 25 °C AB2 (s) A(aq) 2B (aq) What is the Ksp of this salt at 25 °C? Ksp
please help thanks
Calculate Ksp for the salt NaCI at 25°C. Substance DG (in kJ/mol) Na (aq) 2620 Cl (aq) -131.0 NaCl(s) -383.8 4.1 41 1.7 1019 0.41 9.2
NaCl(s) ⇌ Na+(aq) + Cl-(aq)
ΔHo = 3.9 kJ/mol At 298 K, a saturated solution of NaCl has [Na+] =
7.0 M and [Cl-] = 5.4 M. If the temperature of the mixture is
increased to 323 K, what will be the equilibrium concentration (M)
of Na+? (Assume no ion pairing.) Enter your answer to 2 decimal
places.
NaCl(s) Na (aq) + CI'(aq) AH- 3.9 kJ/mol At 298 K, a saturated solution of NaCI has [Na"] 7.0M and [CI] -...
Consider the Gibbs energies at 25 'C AGi (kJ mol) Substance Ag (aq) 77.1 CI (aq) -131.2 AgCls) -109.8 Br (aq) -104.0 -96.9 AgBr(s) (a) Calculate AGn for the dissolution of AgC1(s) kJ mol (b) Calculate the solubility-product constant of AgCl. K = (c) Calculate AGxn for the dissolution of AgBr(s). kJ mol (d) Calculate the solubility-product constant of AgBr. K =
< Question 13 of 18 > Consider the Gibbs energies at 25 °C. Substance AG (kJ. mol-!) Ag+ (aq) 77.1 Cl(aq) -131.2 AgCl(s) -109.8 Br" (aq) -104.0 AgBr(s) -96.9 (a) Calculate AGran for the dissolution of AgCl(s). kJ. mol- (b) Calculate the solubility-product constant of AgCl. kJ. mol- (b) Calculate the solubility product constant of AgCl. K = Enter numeric value (c) Calculate AGtx for the dissolution of AgBr(s). kl. mol-? (d) Calculate the solubility-product constant of AgBr. K=
Thermodynamic Quantities for Selected Substances at 298 15K (25 °C) Substance AHºt (kJ/mol AG' (kJ/mol) SOK-mol) Calaum Ca(s) CaCl2 (s) Ca2+ (aq) 0 -795.8 0 -748.1 41.4 104.6 200.8 226.7 209.2 Chlorine Cl2 (8) Cl- (aq) 0 0 222 96 565 -167 2 -131.2 Oxygen 02 (8) H20 (1) 0 -285.83 -237 13 69.91 Phosphorus P2 (8) PC13 (8) POCl3 (8) 144.3 -2881 -5422 103.7 -269.6 -502.5 2181 3117 325 Sulfur S (s, rhombic) 90 268) 903(8) 0 -2699 -395.2...
A generic salt, AB,, has a molar mass of 333 g/mol and a solubility of 2.40 g/L at 25 °C AB2 (s) A(aq) 2B (aq) What is the Ksp of this salt at 25 °C? Ksp
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