Calculate the standard free-energy change for the formation of NO(g) from N21g2 and O21g2 at 298 K: N21g2 + O21g2 ¡ 2 NO1g2 given that ∆H ° = 180.7 kJ and ∆S° = 24.7 J>K. Is the reaction spontaneous under these conditions?

Q: Consider the reaction: 2H20(1)2H2(g) + O2(g) Using standard thermodynamic data at 298K, calculate…

A: Consider the reaction: 2H2O(l) → 2H2(g) + O2(g) The free energy change when 2.33 moles of H2O(l)…

Q: The concentration of glucose inside a cell is 0.13 mM. Outside the cell the concentration of glucose…

A: Given that : Concentration of glucose inside the cell (Ci)= 0.13 mM Concentration of glucose outside…

Q: For which of the following substances is the standard free energy of formation not equal to zero at…

A: The free energy values calculated at their standard condition are known as standard free energy.

Q: Which of these reactions is expected to be spontaneous at all temperature?          (A

A: We have to tell which reactions is expected to be spontaneous at all temperature

Q: Consider the reaction: 2NO(g) + O2(g)–→2NO2(g) Using standard thermodynamic data at 298K, calculate…

A: Explanation

Q: Cyclopropane and propylene are isomers that both have the formula C3H6. Based on the molecular…

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Q: For each pair of substances choose the one with the higher standard molar entropy and explain your…

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Q: Consider the decomposition of yellow mercury (II) oxide. HgO (s,yellow) ⟶ Hg(l) + 1/2 O2(g)…

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Q: Which one of the following processes produces a decrease in the entropy of the  system?  A. boiling…

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Q: For each pair of substances choose the one with the higher standard molar entropy and explain your…

A: The measurement of disorderness is especially done by entropy. Higher the disorderness (randomness),…

Q: Calculate the standard free energy for the combustion of 1 mole of ethylene, C₂H₄(g), in the gas…

A: The reaction for the combustion of ethylene in gas phase – C2H4g +3O2 g →2CO2g +2H2Og

Q: Given ΔHrxn∘= −135 kJ, ΔS∘rxn= −263 J/K, & T= 299 K, will the reaction be spontaneous?

A: Given: ΔHrxn∘= −135 kJ ΔS∘rxn= −263 J/K T= 299 K To find: Whether the reaction is spontaneous

Q: Consider the reaction: 1-g 6CO2(g) + 6H,O(0→C,H12O6+602(g) Using standard thermodynamic data at…

A:

Q: Consider the reaction: Fe3O4(s) + 4H2(g)3Fe(s) + 4H2O(g) Using standard thermodynamic data at…

A: The given reaction is, Fe3O4(s) + 4H2(g)------> 3Fe(s) + 4H2O(g) We need to use values for each…

Q: (a) Can endothermic chemical reactions be spontaneous?(b) Can a process be spontaneous at one…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Which one of the following would be expected to have the lowest standard molar entropy, S°, at 25°C?…

A:

Q: What is the free energy change at 25oC for the reaction below, if the standard entropies of…

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Q: Consider the reaction: Co(g) + 3H2(g)–CH4(g) + H20(g) Using standard thermodynamic data at 298K,…

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Q: Consider the reaction: 2SO2(g) + O2(g)2SO3(g) Using standard thermodynamic data at 298K,…

A: The entropy change (ΔSrxn) for the reaction is calculated as shown below. The entropy change (ΔSrxn)…

Q: 8. Predict the sign of the change in entropy for the condensation of steam to liquid water. 9.…

A: Entropy means randomness. The higher the randomness of the system, the higher will be its entropy.…

Q: Consider the reaction: C2H4(g) + H2O(g)------->CH3CH2OH(g) Using standard thermodynamic data at…

A: Given, C2H4(g) + H2O(g)------->CH3CH2OH(g) The standard thermodynamic data at 298 k for the…

Q: Consider the reaction:CO(g) + 3H2(g)CH4(g) + H2O(g)Using standard thermodynamic data at 298K,…

A: Given reaction:

Q: The entropy of a crystal containing one mole of identical molecules was measured to be 9.134 J/K at…

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Q: Consider the general reaction at 29 degrees C: 2 A + 1 B → 3 C + 3 D ΔH reaction = -2,079 kJ…

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Q: Consider the reaction: Fe3O4(s) + 4H2(g)3Fe(s) + 4H2O(g) Using standard thermodynamic data at…

A: ∆G°rxn = ΣΔGºf of products - ΣΔGºf of reactants Values of ΔGºf (kJ/mol): Element and compound…

Q: Choose the compound with the smallest standard molar entropy, S° (298.15 K). A) H2O (l) B) H2O (g)…

A: Entropy is the measure of disorder of molecules in a system. More the randomness, more will be the…

Q: Calculate the standard free-energy change at 25°C for the Haber synthesis of ammonia using the given…

A: Standard free energy change is calculated using formula  ∆G° = ∆H° - T∆S°    Reaction is spontenous…

Q: Suppose a compound could point in any of three directions in the solid and still have the same…

A: • This problem is based upon the third law of thermodynamics.  • This law can be given as, Total…

Q: Consider the reaction: 2BrF3(g) Br2(g) + 3F2(g) Using standard thermodynamic data at 298K, calculate…

A:

Q: Consider the reaction: H2(g) + F2(g)2HF(g) Using standard thermodynamic data at 298K, calculate…

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Q: Consider the reaction:2HBr(g)H2(g)+ Br2(l)Using standard thermodynamic data at 298K, calculate the…

A: Using standard thermodynamic data at 298K, the standard Gibbs free energy of formation of the…

Q: Over what temperature range will the reaction KClO3(s) → KCl(s) + 3/2 O2(g) change from being…

A: Solution -

Q: Reaction 1: 20F2 (g) → O2(9) + 2 F2 (9) AH=-49.4 kJ Reaction 2: N2 (g) + 202(g) → 2NO2 (g) AH=+66.4…

A: When the gibbs free energy change is positive then the reaction is spontaneous and when the gibbs…

Q: In the frog muscle rectus abdominis, the concentrations of ATP, ADP and phosphate are 1.25×10-3 M,…

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Q: Consider this reaction: CH3COOH(I) > CH3OH(g) + CO(g) Calculate the minimum temperature at which…

A: To check spontaneity of a reaction , we check sign of ∆G of reaction.  As , a reaction is spontenous…

Q: Does the thermodynamic term spontaneous refer to a process that takes place quickly?

A: To find: whether spontaneous refer to a process that takes place quickly thermodynamically?

Q: Spontaneous combustion of gasoline (C8H18) in a car engine, results in a large amount of energy…

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Q: For the reaction below ∆G° = + 33.0 kJ, ∆H° = + 92.2 kJ, and ∆S° = + 198.7 J/K. Estimate the…

A: We wil use the Gibbs helmholtz equation to calculate the temperature when ∆G is zero. And above this…

Q: For each pair of substances, choose the one that you expect to have the higher standard molar…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Consider the reaction: CO(g) + Cl2(g)COCl2(g) Using standard thermodynamic data at 298K, calculate…

A:

Q: Calculate the standard entropy of formation of liquid ethanol at 25°C. [S°(Cgraphite) =…

A: If the standard entropies of formation of each substance are known, then the standard entropy change…

Q: Consider the reaction: 2CO(g) + 2NO(g)2CO2(g) + N2(g) Using standard thermodynamic data at 298K,…

A: Free energy change for a reaction is calculated from the change of formation energy.  If ∆G is…

Q: For the reaction below ΔG° = +33.0 kJ, ΔH° = +92.2 kJ, and ΔS° = +198.7 J/K. Estimate the…

A: The given data : ΔG° = 33.0 kJ ΔH°= +92.2 kJ ΔS°= +198.7 J/K To determine : The temperature of the…

Q: Consider these two reactions: Reaction 1: 20F2(g) O2(g) + 2 F2(g) ΔΗ-49.4 k Reaction 2: N2(8) +…

A:

Q: 2HBr(g)------>H2(g) + Br2(l) Using standard thermodynamic data at 298K, calculate the free energy…

A: Standard enthalpy of formation is −36450 J/mol  and Standard molar entropy is 198.696 J/K…

Q: Consider the reaction: C(5,graphite) + 02(g)- CO2(g) Using standard thermodynamic data at 298K,…

A: C(s, graphite) + O2 (g) → CO2 (g)  ; ∆Gf,CO2 (g)°=-394.38 kJ/mol  Standard free energy change for…

Q: Indicate whether each statement is true or false. CO21g2 and Ar(g) have nearly the same molar mass.…

A: The degrees of freedom of rotational and vibrational motion are directly proportional to the number…

Q: Given the values of ΔH and ΔS, which of the following changes will be spontaneous at constant T and…

A: Given :  ΔH = 125 kJ ΔS = 15.0 J/K T = 300. K