2. Standard ...M3. AS surrou***1req4. AG° = AH°...M5. AG: Pre...1req6. AG: Enthal...M7. AG fro...1req8. Calculat...1reqquestion.Consider the reaction2NO(g) + O2(g)—>2NO2(g)Using the standard thermodynamic data in thetables linked above, calculate A Grxn for thisreaction at 298.15K if the pressure of each gas is21.99 mm Hg.9. Calculat...1reqANSWER:kJ/mol10. Calcul...1reqQuestionQuestionSubmit AnswerVisitedgroup attempts remainingRetry Entire GroupQuestion

ΔGrxn = ΔHrxn - TΔS 2 NO(g) + O₂(g) → 2 NO₂(g) Standard enthalpies of formation: (This is a constant…

Answered: 2. Standard ... M 3. AS surrou*** 1req…

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter10: Energy

Section: Chapter Questions

Problem 3ALQ: ou place hot metal into a beaker of cold water. ol type='a'> Eventually what is true about the...

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9.29 In which case is heat added to the system: (a) E=43J , w=40J ; or (b) E=31J , w=34J ?
The distance between downtown San Francisco and downtown Oakland is 9 miles. However, a car driving between the two points travels 12.3miles. Of these distances, which one is analogous to a state function? Why?
Use the data in Table 2.2 to determine Hp T for Ar at 0C and 1atm. Make any reasonable assumptions necessary.
Ca(OH)2(aq) + 2HCl(aq) → CaCl2(8) + 2H2O(1) 2. Standar... 1req For the reaction 3. AS surrou... 1req 4. AG° = A... 1req 5. AG: Pre... 1req 6. AG: Enthal... M 7. AG fro... 1req 8. Calculat... 1req 9. Calculat... 1req Question Question Question 10. Calcul... 1req AH° 30.2 kJ and AS° = 206 J/K The equilibrium constant for this reaction at 280.0 K is Assume that AH° and As are independent of temperature. Submit Answer Retry Entire Group 3 more group attempts remaining
esc W Н H: | PF | Pr | HGwGwGta WHGW (3 il MOC2 |O|A| app.101edu.co Week 4 Lab 3....docx If 50.5 g of KBr are dissolved in 400.0 g of water at 25.0 °C in an insulated container, a temperature change is observed. The AH of solution of KBr is 19.9 kJ/mol. Assuming that the specific heat of the solution is 4.184 J/(g °C), and that no heat is gained or lost by the container, what will be the final temperature of the solution? 1 F1 Q 2 F2 W 3 20 F3 W E की व 4 000 DOO F4 R do L % 5 F5 Question 16 of 28 MacBook Air T 6 F6 & Y 7 F7 U DII 8 FB
2. Set the two equations equal and isolate In Ksp on one side of the equals sign by dividing both sides by (-RT). AG=RT'In Ksp=AH-TAS/-RT AG=In KSR=AH-TAS/-RT| 3. Create a graph using Excel plotting In Ksp on the y-axis and 1/T (make sure the units for temperature are Kelvin) on the x-axis. I In KSP 0 0.0029 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4 -4.5 -5 0.003 0.0031 0.0032 1/T 0.0033 0.0034 0.0035 y=-2738x+5.075 R² = 0.9845 0.0036 a. Use the value obtained for the slope of the graph to solve for AH° using the equation derived in Question 2.
pneumonia is characterized by fever (a body temperature) does the patient have a body temperturr that indicates that he has pneumonia? justify your answer with suitable caculations.
By HGG) +3029)-B20g6) + 3H20G) AH=-2035 kJ What is AH when 10-0g 82H6 is.mixed with 10-0g 02 ?
6. For the reaction Cu(s) = Cu(g) AH° = 81,730 – 0.47T – 0.731x10³T² AS° = 34.94 – 1.08 log1,T – 1.46 x 10³T www Set up the expression for AG° as a function of T.
b) Determine the standard enthalpy change and std. Gibbs free energy change of reaction at 400 k for the reaction Co(g) +2H2(g) → CH;OH (g) At 298.15 K, AH?.co )= -26.41 kcal/mol, AH?.CH,OH()= -48.08 kcal/mol, AG.co )= -32.8079 kcal/mol, AG.CH,OH(@)= -38.69 kcal/mol, The standard heat capacity of various components is given by. CS = a + bT + cT2 + dT³, where C is in cal/mol-K and T is in K |Component b x10 e x105 d x10° a -0.291 CH3OH CO 4.55 2.186 -1.92 6.726 0.04 0.1283 -0.5307 H2 6.952 -0.0457 0.09563 -0.2079
(5: 2 pts): What is a state function? Give and discuss an example that relates to chemistry.
2

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