Using the thermodynamic data given in the procedure, calculate ∆H°, ∆S°, and ∆G for the dissolution of each salt in Part 1. Use the initial temperature you recorded in lab for the ∆G calculation.
Using the thermodynamic data given in the procedure, calculate ∆H°, ∆S°, and ∆G for the dissolution...
- T 2 31 5 6 Using the thermodynamic data given in the procedure, calculate AH°, AS, and AG for the dissolution of each salt in Part 1. Use the initial temperature you recorded in lab for the AG calculation. AH (kJ/ S (J/mol K) mol) Salt Observations Volume of Water (ml) 5.0 Mass of Salt (g/ Initial Final Temperature Temperature 411.1 72.12 Sodium Chloride 1.0173 23.1 219 82 NaCl) KCI (5) CaCl (s) Nat(a) 436.7 -795.4 completely dissolved slipy...
Chemistry lab questions where do I begin to calculate delta H and delta S,should I convert my lab data into moles and do mHProduct - mHreactants or I Should do mcT=-mcT III. Calculations Given the following thermodynamic data, calculate ΔΗ', aso, and Δ@for the dissolution of each salt in Part I. Use the initial temperature you recorded in lab for the ΔG calculation. AH,° (kJ/mol) Se (J/mol K) NaCl (s) 411. KCI (s)436.7 CaCl2 (s) -795.4 Na (aq) -239.66 Ca...
NaCl=20.9 C KCl=20.4 C CaCl2=20.4 C III. Calculations Given the following thermodynamic data, calculate AHⓇ, AS, and AG for the dissolution of each salt in Part 1. Use the initial temperature you recorded in lab for the AG calculation. NaCl (s) KCI (s) CaCl2 (s) Na* (aq) Ca2+ (aq) Cl(aq) K+ (aq) AH° (kJ/mol) Sº (J/mol K) 411. 1 7 2.12 -436.7 82 -795.4 108.4 -239.66 60.2 -542.8 -53.1 -167.46 55.1 -251.2 103 PROCEDURE Part 1. Dissolution of Salts In...
3. d. Using the data given, calculate each of the thermodynamic quantities for Bal, dissolving in water at 25°C (use 298.15 K). Calculate and report each to 3 significant figures. Thermodynamic Balz Ba2+ Quantity 1 AH in kJ/mole -585.89 -537.64 -55.19 Sº in J/mole 165. 14 9 .62 111.29 AH° = -6213 kJ/mole reaction AS° = 06706 kJ/mole reaction AG° = -82 ✓ kJ/mole reaction b. From the AG' value, calculate the Ksp for a saturated solution of Balz. Ksp...
Consider the reaction: 2HBR(g) >H2(g) + Br2() Using standard thermodynamic data at 298K, calculate the free energy change when 1.51 moles of HBr(g) react at standard conditions AG° kJ rxn AHof (kJ/mol) AG°F (kJ/mol) s° (J/mol K) Beryllium Вe(s) 0 9.5 -569.0 ВeO(s) -599.0 14.0 Be(ОН)2(s) -902.5 -815.0 51.9 AH°f (kJ/mol) AG°f (kJ/mol) s° (J/mol K) Bromine Br(g) 111.9 175.0 82.4 Br2() 152.2 0 0 Br2(g) 30.9 3.1 245.5 Br2(aq) -3.0 4.0 130.0 -121.0 -175.0 82.0 Br (aq) BrF3(g) -255.6...
2. Calculate ASº for the following reactions, using standard entropy values from Appendix C. a. 2Ca(s) + O2(g) → 2Ca0(s) b. C2H4(g) + 302(g) → 2002(g) + 2H,0(9) Data Table Trial 1 Value 8.50 g 100 ml (0.1 L) 21 Deg C 18 Deg C Measured or calculated Quantity Mass NaNO3 weighed out Volume H2O (L) (NaNO3) M Moles of NaNO3 Temperature initial Temperature Final AT (Tf-TI) q of the solution q of the coffee cup qof NaNO3 dissolution AH...
2. Calculate ASº for the following reactions, using standard entropy values from Appendix C. a. 2Ca(s) + O2(g) → 2Ca0(s) b. C2H4(g) + 302(g) → 2002(g) + 2H,0(9) Data Table Trial 1 Value 8.50 g 100 ml (0.1 L) 21 Deg C 18 Deg C Measured or calculated Quantity Mass NaNO3 weighed out Volume H2O (L) (NaNO3) M Moles of NaNO3 Temperature initial Temperature Final AT (Tf-TI) q of the solution q of the coffee cup qof NaNO3 dissolution AH...
Consider the reaction: Fe(s) + 2HCl(aq) +FcC12(8) + H2(g) Using standard thermodynamic data at 298K, calculate the free energy change when 2.46 moles of Fe(s) react at standard conditions, AG xn Submit Answer Retry Entire Group 8 more group attempts remaining Consider the reaction: N2(g) + O2(g) +2NO(g) Using standard thermodynamic data at 298K, calculate the free energy change when 1.690 moles of N.() react at standard conditions. kJ AG Submit Answer Retry Entire Group & more group attempts remaining
7 and 8 7. Using the Thermodynamic Data from Appendix 3 in your text book, calculate the standard reaction entropy of the following chemical reaction: N2 (g) + O2(g) 2 NO (g) 8. Using the Thermodynamic Data from Appendix 3 in your text book, calculate the standard reaction entropy of the following chemical reaction: Fe2O3 (s) + 3 H2 (g) → 2 Fe (s) + 3 H20 (1) 9. The standard reaction free energy AGº = -64.0 kJ for this...
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...