c. 273 °C 8. For a given reaction, AH = +7.50 kJ/mol and AS = +70.74 J/(K mol). Above what temperature is the reaction spontaneous? a. -167 °C b. 298 °C 7500 0= 7.50 + 1+ 70.70 14.70.74 d. -112 °C e. 0 °C 47.50 47.50 C+273=X 7.50 € - 70.79- =

c. 273 °C 8. For a given reaction, AH = +7.50 kJ/mol and AS = +70.74 J/(K mol). Above what temperature is the reaction spontaneous? a. -167 °C b. 298 °C 7500 0= 7.50 + 1+ 70.70 14.70.74 d. -112 °C e. 0 °C 47.50 47.50 C+273=X 7.50 € - 70.79- =

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: 50. For the process O2(g) → 2 O(g), AH° = +498 kJ. What would be predicted for the sign of ASrxn and…

A: 50. The given process has a positive sign for enthalpy change. Hence, the process will be an…

Q: if the process is never spontaneous

Q: Calculate ΔSo in j/mol K for the reaction below at 298 K 2 NO2 (g) --> N2O4…

A: The spontaneous nature of the reaction is determined by calculating the change of free energy of the…

Q: n 2*(aq, 1.0 M), Sn 4*(aq, 1.0 M) || Cu 2*(a . Increasing the size of the cathode. - Increasing the…

A: 1) from the cell notation Overall cell reaction, Sn2+ + Cu2+ ---> Cu + Sn4+ Increasing…

Q: For each reaction, calculate AHrn, ASn, and AGxn at 25 °C and state whether or not the reaction is…

A: a. The reaction: N₂O₄(g) → 2 NO₂(g) Standard enthalpies of formation: N₂O₄(g): Hf =…

Q: Consider a chemical reaction that has a AH°f = 30.0 kJ/mol and a AS° = 100.0 J//mol•K). At what…

Q: Which process is spontaneous at 298 K? H2O(g, 1 atm) a. H20(1) – b. H20(1) c. H20(1) - H,O(g, 0.10…

A: To find: The process which is spontaneous at 298K

Q: For the following endothermic reaction, predict under which conditions the reaction will be…

A: The spontaneous nature of a system can also be predicted by the Gibbs free energy change of the…

Q: Choose spontaneos or non spontaneous reactions/process ✓ A waterfall runs uphill ✓ Water freezes…

A: In thermodynamics, a spontaneous process is one that occurs naturally under certain conditions. It…

Q: At what temperatures will the following processes be spontaneous? (Enter NONE if the process is…

A: The relationship between ∆G , ∆H , ∆S and temperature is given by ∆G = ∆H - T∆S If ∆G = 0, reaction…

Q: At what temperatures will the following processes be spontaneous? (Enter NONE if the process is…

A: The relationship between ∆G , ∆H , ∆S and temperature is given by ∆G = ∆H - T∆S If ∆G = 0,…

Q: At what temperatures will a reaction be spontaneous if the standard enthalpy chance and entropy…

A: Option C would be the correct answer. At temperature above 1290K reaction will be spontaneous.

Q: Consider the reaction: N204(g) 2 NO2(g). What is AS° at 25 °C? AHP, kJ mol-1 AGf, kJ mol-1 NO2 33.85…

Q: Which of the reactions are spontaneous (favorable)? Choose ALL that apply. OA. NH3(g) + HCI(g) →…

A: For any chemical reaction or chemical change, if the Gibbs free energy change i.e. ∆G of the…

Q: . Find AH, AS, and AG. Is this reaction exothermic and is it spontaneous? NO (g) + ½ 02 (g) -> NO2…

A: ∆H° and ∆S° can be calculated from the given standard values of each products and reactants. And…

Q: w your work please, thank y

A: A spontaneous reaction is one that is entropy-driven and occurs by itself. It does not need external…

Q: Determine the lowest temperature (in "C) at which a certain reaction starts to become spontaneous…

Q: 10. Calculate the free energy change for the reaction shown below at 10 degree Farenheit. 12C5 + 3…

Q: For the reaction CaCO3(s) → CaO(s) + CO2(g) ΔHo = -17.8 kJ and ΔSo = -161 J/K, at standard…

A: Enthalpy change of a chemical reaction is used to measure the amount of heat energy released or…

Q: 2. For a particular chemical reaction AH = 5.5 kJ and AS = -25 J/K Under what temperature condition…

Q: At 25 °C, the equilibrium partial pressures for the reaction A(g) + 2 B(g) 4C(g) + D(g) were found…

A: we have to calculate the Gibbs free energy for the reaction we have to calculate the temperature at…

Q: 89. Consider this reaction occurring at 298 K: N2O(g) + NO2(g) 3 NO(g) a. Show that the reaction is…

Q: Calculate AG at 600. K for H₂O(g) + 1/2 O2(g) = H₂O2(g) using the following data: AG° = H2(g) +…

Q: 57. For each reaction, calculate AHan, AS, and AGan at 25 °C and state whether or not the reaction…

A: Note - Since you have asked multiple questions (multiple reactions), we are supposed to solve only…

Q: For the reaction CaCO3(s) → CaO(s) + CO2(g) ΔHo = -17.8 kJ and ΔSo = -161 J/K, at standard…

Q: 5. Which of the following statements accurately describes the spontaneity of the reaction below?…

A: Given :- The given reaction is Al2O3(s) + 2Fe(s) → 2Al(s) + Fe2O3(s) ∆H°rxn = 830.8…

Q: A statement of the second law of thermodynamics is that a. energy is conserved in a chemical…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: Consider the following reaction in which acetic acid decomposes to form methane and carbon dioxide:…

Q: Photochemical smog is formed through a sequence of reactions, the fırst of which is N2(g) + O2(g) –→…

Q: 1. A potential chemical reaction at 25.0 °C has a ΔHrxn of 147.5 kJ and a ΔSrxn of -386.9 J/K. What…

Q: Which process is spontaneous at 298 K?a. H2O(l )--->H2O(g, 1 atm)b. H2O(l )--->H2O(g, 0.10…

A: To identify the spontaneous process at 298 K a. H2O(l )--->H2O(g, 1 atm)b. H2O(l )--->H2O(g,…

Q: Sodium carbonate can be made by heating sodium bicarbonate: 2NaHCO3(s) → Na2CO3(s) + CO₂(g) + H₂O(g)…

Question

c. 273 °C
8. For a given reaction, AH = +7.50 kJ/mol and AS = +70.74 J/(K mol). Above what
temperature is the reaction spontaneous?
a. -167 °C
b. 298 °C
7500
0= 7.50 + 1+ 70.70
14.70.74
d. -112 °C
e. 0 °C
47.50 47.50
C+273=X
7.50 € - 70.79-
=

AI-Generated Solution

AI-generated content may present inaccurate or offensive content that does not represent bartleby’s views.

Unlock instant AI solutions

Tap the button
to generate a solution

Click the button to generate
a solution

SEE SOLUTION

Similar questions

#5 Q9
The table below shows the values of the standard enthalpies of formation of the substances involved in the reaction shown below. With these data, the value of the enthalpy of the reaction ∆°RX for this reaction will be: Select one:a. -744.9b. -4519c. -130.4d. -4219
At what temperature will the following reaction become spontaneous?3CO2(g) + 3H2O(l) ® CH3COCH3(g) + 4O2(g) DH = 854.00 kJ/mol and DS = 236.00 J/mol*K 3128. �C 3619. �C 1090. �C 3345. �C
help please answer in text form with proper workings and explanation for each and every part and steps with concept and introduction no AI no copy paste remember answer must be in proper format with all working
For a particular reaction, AH° = -93.8 kJ and AS° = –156.1 J/K. Assuming these values change very little with temperature, at what temperature does the reaction change from nonspontaneous to spontaneous? T = K Is the reaction in the forward direction spontaneous at temperatures greater than or less than the calculated temperature? less than greater than
The following reaction is endothermic. 2NH3(g) → N2(g) + 3H2(g) This means the reaction A. will be spontaneous at high temperatures. B. will be spontaneous at low temperatures. C. is not spontaneous at any temperature. D. is spontaneous at all temperatures.
The following reaction takes place at 120°C: H20( I) → H20( g) AH 44.0 kJ/ mol AS = 0.119 kJ/mol K Which of the following must be true? O a. The reaction is not spontaneous. b. The reaction is spontaneous. O c. AG = 0 O d. AG <0 O e. Two of these.
49.For the decomposition of hydrogen peroxide to water and oxygen, H2O2(g) ⟶⟶ H2O(g) + O2(g) ΔΔH° = -106 kJ, and ΔΔS° = +0.0580 kJ/K. In what temperature range is the reaction spontaneous (ΔΔG° < 0)? A. The temperature must be greater than 1.83××103 K B. The temperature must be less than 1.83 ××103 K. C. The temperature must be between 225 K and 1.83 ××103 K. D. ΔΔG° is always less than zero. E. ΔΔG° is never less than zero.
If the process is exothermic and not spontaneous, then what must be TRUE? O a. AS0 O c. AH=0 O d. AS> 0
3. Determine the temperature (°C) range, in which the following reaction will become spontaneous. (temperatures greater, less than or equal to the given value) Fe2O3(s) + 2Al(s) → 2Fe(s) + Al203(s) AHxn = -851.5 kJ/mol ASpen = -375.2 J/mol K %3D