Define spontaneity of a reaction in terms of ∆G. Determine if a process is spontaneous based on graphs or calculations. Identify which of the following reaction profile diagram is for an endergonic reaction

Q: ed under standard conditions, when the reaction is st ate the non-standard Free Energy change (AG)…

A: Given, □G°rxn = 2×(-16.6) = -33.2 kJ/mol Q = (1.5)2/(1.0)(0.06)3 = 625 □G = □G° + RT×ln(Q)

Q: 11.8 Use Appendix E to determine whether each reaction is spontaneous under standard conditions at…

A: Hi, as you have not provided Appendix E, so we are using google for standard Gibb’s energy of…

Q: The question is based on the gaseous reaction: N2 (g) + O2 (g) 2NO(g) When 0.790 mol N2 and 0.210…

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Q: A spontaneous process usually involves an increase in temperature (an exothermic reaction), yet when…

A: Solution- The reaction is favorable when it causes an enthalpy decrease and an increase in system…

Q: What is the main reason why ΔG or change in free energy is important for determining the spontaneity…

A: ∆G° is the Gibbs free energy which tells about the spontaneity of the reaction.  If ∆G° = +ve…

Q: student determines the value of the equilibrium constant to be 4.67×1091 for the following reaction.…

A: The question is based on the concept chemical thermodynamics. We have been given equilibrium…

Q: Define entropy and state the second law of thermodynamics?

A: Entropy is a thermodynamic property which shows the inaccessibility of a system's thermal energy. It…

Q: Given the reaction coordinate diagrams below, which of the following reactions will me products at…

A: A reaction coordinate diagram is a graphical representation of energy and reaction progress. It…

Q: Use the for the 2 NO ( A. -6

A: Since, The standard enthalpy of the formation is defined as change of enthalpy of 1 mol of the…

Q: Calculate ∆G  (in kJ) at 35.4oC for a reaction that has Keq = 119

A: Using Keq we can calculate ∆G at particular temperature.

Q: Give an example for each of the following and provide explanation based from what you learned about…

A: Thermodynamics is branch of chemistry in which we deal with heat gained or lost by the system.

Q: A. Predict whether AS is positive or negative by considering disorder in the reactants and products.…

A: ∆S is positive when entropy of product is more than entropy of reactant.  ∆S is negative when…

Q: at what temperature will this reaction be exactly at equilibrium?

A: Enthalpy change (∆Ho)=-162.2 kJ =-162.2  X 103J Entropy change (∆So)=104.2 J/K ∆Go=0 at equilibrium…

Q: Calculate the standard free energy for the combustion of 1 mole of propane, C₃H₈(g), in the gas…

A: The standard free energy of a chemical compound consists of a free energy change according to the…

Q: Dichotomize between thermodynamics and thermochemistry.

A: We have to  discuss the dichotomize between thermodynamics and thermochemistry.

Q: Refer to Appendix B in your textbook entitled Standard Thermodynamic Values for Selected Substances…

A: Given: 2SO2(g) + O2(g) -----> 2SO3(g) From standard Table:  ∆f H°(SO2(g))     = -296.8 kJ/mol ∆f…

Q: For each of the following reactions at constant temperature, predict whether ArS is positive or…

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Q: Zn(s) + 2HC1(aq) → ZnCl2 (aq) + H2 (g) + 153kJ For this reaction at 25°C, • Change in enthalpy: […

A: The reaction given is,

Q: Predict whether the following changes represent an increase or decrease in the entropy of the…

A: A) Freezing leads to reduction in randomness of particles hence entropy decrease. B) 1 mole of…

Q: If a reaction has a ΔG˚ of 0, what does that mean about the reaction?     The reaction will be at…

A: Given Statement  If a reaction has a ΔG˚ of 0, what does that mean about the reaction   ΔG represent…

Q: [1] Given: CH«(g) + H2O(g) – CO(g) + 3H2(g). AH° for the reaction is +206.1 kJ/mol, while AS° is…

A: 1. Given :  CH4(g) + H2O(g) → CO(g) + 3H2(g)  ∆H° = +206.1 kJ/mol  ∆S° = +215 J/K.mol  T = 25°C  To…

Q: A spontaneous reaction is spontaneous in one direction. O True O False

A: True.  Spontaneous reactions are uni directional.

Q: What is the standard free energy change for the following reaction at 25°C? CHĄlg) + 2 02(g) -…

A: Given reaction,       CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(l)

Q: Indicate whether each of the following statements is true or false. If it is false, correct it. A…

A: The process which can occur on its own without getting accelerated by the external factors is known…

Q: Define Standard States and Standard Entropy Changes?

A: Generally in chemistry standard state can be defined as the reference pint used to calculate its…

Q: Predict whether AS for each reaction would be greater than zero, less than zero, or too close to…

A: Entropy is directly proportional to randomness and randomness is directly proportional to number of…

Q: Calculate the equilibrium constant (K) for the following reaction at 298 K using the given free…

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Q: A student determines the value of the equilibrium constant to be 2.57×10-10 for the following…

A: Fe2O3 + 3H2 ---> 2Fe + 3H2O T = 298 K  R = 8.314 J/mol  Keq = 2.57 × 10-10

Q: Calculate the free energy change for this reaction at 25 °C. Determine if the reaction is…

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Q: What does a negative AHrxn tell you about the reaction? The system is becoming more disordered. The…

A: Enthalpy of reaction is defined as the amount of heat released or absorbed during the transformation…

Q: Consider a reaction in the gas phase. The equilibrium constant K(T) is found to be independent of…

A: The question is based on the concept of chemical equilibrium. we know on increasing temperature,…

Q: Indicate whether each statement is true or false. Most spontaneous processes are reversible.

A: Given Indicate whether each statement is true or false. Most spontaneous processes are reversible.

Q: Calculate the change in standard free energy for a reaction at 316.30 K; the change in standard…

A: The provided temperature (T)=316.30K change in standard molar enthalpy(∆H)= -95.40kJ/mol change in…

Q: The standard reaction free energy AG = 890. kJ for this reaction: Al₂O3(s) + 3 H₂(g) →2 Al(s) + 3…

A:

Q: Calculate ∆Gº and K for the equilibrium reaction at 25ºC O2 (g) + H2 (g) ⇌ H2O(g)

A: We know that, ∆Gº of O2 (g) = 0 kJ/mol ∆Gº of H2 (g) = 0 kJ/mol ∆Gº of H2O(g) = -228.6 kJ/mol

Q: The “x” on the graph corresponds to ∆G for the reaction.

A: Given graph:

Q: A chemical reaction that happens quickly is spontaneous, and a reaction that happens slowly is…

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Q: Octane 1C8H182 is a liquid hydrocarbon at room temperature that is a constituent of gasoline.…

A: We have the equation ∆G°=∆H°-T∆S° Where ∆H° is change in enthalpy, ∆G° is change in free energy, T…

Q: Calculate AG° and K, at 25 °C for the reaction 2 HBr(g) + Cl2(g) → 2 HCI(g) + Br,(t) Is the reaction…

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Q: Solve the following problems. Write your solution and box your final answer.

A: Standard free energy change for the given reaction can be calculated from the standard enthalpy of…

Q: ) Complete A and B to move on. a.) Write the complete, balanced chemical equation for the following…

A: A) Complete combustion of Hexanol- Unbalanced Chemical Reaction - C6H11OH (l)  +  O2 (g) → CO2 (g) +…

Q: Given the thermodynamics data for the following substances:…

A: Gibbs free energy is the free energy in the system that is used to do some useful work. It is…

Q: Consider a reaction in the gas phase. The equilibrium constant, K, is found to be independent of the…

A: We'll solve this problem by using the vant Hoff equation which gives the relation between…

Q: Define enthalpy, entropy and free energy. Include their chemical symbols in your explanation.

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Q: The equilibrium constant for the equation       HNO2 (aq)  +  H2O (l)    ⇌    H3O+ (aq)  +  NO2−…

A: Answer: ∆Grxn=∆Grxn0+2.303RTlog[H3O+][NO2-][HNO2]   At equilibrium,  ∆Grxn=0[H3O+][NO2-][HNO2]=K So,…

Q: Which statement DOES NOT describe the entropy of a system in its molecular state?  Entropy changes…

A: The degree of randomness in a system is measured in terms of entropy. The higher the entropy greater…