Explain the difference between the spontaneity of a reaction (which depends on thermodynamics) and the speed at which the reaction occurs (which depends on kinetics). Can a catalyst make a nonspontaneous reaction spontaneous?

Q: A spontaneous reaction always involves an increase in

A: A spontaneous reaction is that reaction which can by it self without external source.

Q: Describe the second law of thermodynamics and its importance in determining the spontaneity of a…

A: The second law of thermodynamics states that "the entropy of an isolated system always increases and…

Q: Consider the reaction: NH4Cl(aq) → NH3(g) + HCl(aq) Using standard thermodynamic data at 298 K,…

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Q: The oxidation of glucose (C6H12O6) in body tissue producesCO2 and H2O. In contrast, anaerobic…

A: All the given chemical reaction is shown below.

Q: What is the thermodynamic criteria for the feasibility of a reaction?

A: GIVEN- The thermodynamic criteria for the feasibility of a reaction.

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

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Q: Give the name of the reaction that does not achieve the theoretical limits with respect to free…

A: Correct option is : E

Q: a reaction has the following thermodynamic value of delta h =288 kj/mol and delta s =98.J/K MOL at…

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Q: Consider the following chemical reaction: 6CO2(g) + 6H2O(l) +615kJ ------> C6H12O6 (s) + 6O2(g)…

A: For given reaction :  ∆H = 615 KJ  T = 298 K  ∆n = 6 - 6 = 0

Q: Give example of real-life activity or reactions that shows: -entropy -spontaneous process -non…

A: Entropy :- Is the property f the system which measure the degree of randomness. Entropy increases…

Q: A [ Select ] AG represents a spontaneous reaction, and a [ Select ] AG represents a nonspontaneous…

A: Fill in the blanks --

Q: Consider the dissolution of NaBr and NaI. The values provided here will be helpful for answering the…

A: The change in Gibbs free energy is given by

Q: The decomposition of hydrogen peroxide, H2O2, to gaseous O2 and water is a spontaneous process, yet…

A: The decomposition of hydrogen peroxide, H2O2, to gaseous O2 and water is a spontaneous process, yet…

Q: Determine if the following reaction is spontaneous at 298 HgOs Hg). -90.83 0 70.29 76.02 205.14…

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Q: Why not? What factors relate to rate of reaction? Considering entropy as related to the number of…

A: The measure of the amount of energy that is usable in a system is known as the Gibbs free energy (G)…

Q: Consider the reaction:CH3OH( g)<--------->CO( g) + 2 H2( g)Calculate ΔG for this reaction at…

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Q: A spontaneous reaction requires external stimuli

A: No. A spontaneous reaction does not require external stimuli.

Q: + I HO + a. Favored by thermodynamics and kinetics b. Disavored by thermodynamics and kinetics…

A: Given pka of H20 = 15.7 pka of HI = -10 I- is more stable  than OH-  and  SN2 REACTION  NOT…

Q: What is the difference between ΔS, ΔS°, and ΔS°298 for a chemical change?

A: In a chemical reaction, the reactants are changed to products. This involves the change in some…

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: Which thermodynamic unit determines the spontaneity of a chemical reaction? Oa, AHo Ob.AGo Oc. AH…

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Q: D The formation of Nitrogen monoxide from its elementS IS nonspontanecus under ambient temperatures,…

A: A reaction is said to be spontaneous when the value of ∆G is negative. According to Gibbs-Helmohltz…

Q: For the reaction A+B↽−−⇀C+DA+B↽−−⇀C+D, assume that the standard change in free energy has a positive…

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Q: A chemist fills a reaction vessel with 8.77 atm methanol (CH,OH) gas, 3.65 atm oxygen (0,) gas, 2.21…

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Q: Calculate the standard entropy change for the reaction at 25 °C. Standard molar entropy values can…

A: Answer: 30.28 J/K

Q: When in 1 atm of pressure, when is the reaction of formation of ozone from oxygen spontaneous? 3 O2…

A: We have to tell given reaction is spontaneous or not

Q: Which statement is true? O The spontaneity of a reaction is not necessarily related to the speed of…

A: A spontaneous reaction can be defined as the reaction which favours the product formation under the…

Q: Consider the reaction: A+2B --> C S° (A) = 107.57 J/molK S° (B) = 208.88 J/molK S° (C) = 191.70…

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Q: The following processes were all discussed in Chapter 18, “Chemistry of the Environment.” Estimate…

A: Entropy, a calculation of the system's thermal energy per unit temperature, which is not available…

Q: What are the AHrxn and ASrxn values that indicate a spontaneous reaction at all temperatures? O…

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Q: For the decomposition of barium carbonate, consider the following thermodynamic data: A,H° 271.5 kJ…

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Q: second law of thermodynamics

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Q: Consider this reaction: Co(g) +2 H2 (9) = CH,OH(9) K = 2.18 × 10² at 340 K Calculate A,G for the…

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Q: The change in free energy enables us to determine whether a reaction will proceed spontaneously. How…

A: Free energy is the net energy that can be used to do maximum work in a closed system . Gibbs free…

Q: What is the difference between a spontaneous reaction and a non spontaneous reaction?

A: We have to tell the difference between a spontaneous reaction and a non spontaneous reaction

Q: Decomposition of CaCO3 has a AH° = 178.3 kJ/mol and AS° = 159 J/molK. At what temperature does this…

A: We need to find the temperature for which reaction becomes spontaneous.

Q: Explain the difference between the spontaneity of a reaction and the speed at which the reaction…

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Q: An endothermic reaction that has a negative entropy change would be described as what?  Spontaneous…

A: Endothermic process is any process with an increase in enthalpy H (or internal energy U) of the…

Q: endothermic reaction can be spontaneous if accompanied by a negative change in entropy.

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Q: Consider the following reaction at 298 K:N2 O4(g) ⇌ 2NO2(g)              KP = 0.142What is the…

A: The equilibrium constant (Keq) of a chemical reaction is provided as the ratio of the concentration…

Q: All of the following are examples of a spontaneous process EXCEPT a nail left outside in the rain…

A: A spontaneous process is capable of proceeding in a given direction without needing to be driven by…

Q: Sort the following statements about spontaneity into either the TRUE or FALSE category.

A: Spontaneous processes proceed without any interference of external forces. Though some external…

Q: Define what is spontaneous reaction. (b) How it is related to chemistry

A: To define: A spontaneous reaction and its relation with chemistry.

Q: The law of thermodynamics states that every spontaneous process moves towards greater entropy.…

A: There are certain laws in thermodynamics to characterize systems in thermodynamic equilibrium  Thise…

Q: Which statement is true?a. A spontaneous reaction is always a fast reaction.b. A spontaneous…

A: Spontaneous reactions are those reactions which occurs by themselves without the external driving…

Q: Predict the conditions (high temperature, low temperature, all temperatures, or no temperatures)…

A: The sponatneity of the reaction is measured in terms of the gibbs free energy. The gibbs free energy…