In a unimolecular reaction with five times as much starting material asproduct at equilibrium, what is the value of Keq? Is ΔGo positive ornegative?

Q: Given the following reactions A (g) + B (g) → 2 C (g) AH = +810.7 kJ 2 C (g) + B (g) → 2 D (g)…

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Q: What is free energy ∆G° for the reaction C(s) + O₂(g)⇌ CO₂(g) (K= 0.2 at 25°C)?

A: Given, Temperature = 25°C = 25+273 = 298K Equilibrium constant, K = 0.2  ∆G° = ?

Q: Given the reaction P,O10 (s) + H2O → H3 PO4 (aq) ΔΗ -96 %3D .2 kJ what the AH for P4O10 (s) + 6 H2O…

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Q: 4. Describe the signs of reactions:4.1 silver mirror reaction for glucose;4.2 Selivanov's reactions…

A: 4.1 ) Glucose gives silver mirror test with Tollen's reagent. It is due to the presence of an…

Q: Which ONE of the following reactions has positive AS? A NH,(g) + HCl(g) → NH,C(s) В N,(g) + 3 H,(g)…

A: We have to predict option having positive ∆S.

Q: Calculate ∆S° for the following reactions in J K-1 a. 2 C2H6(g) + 7 O2(g) → 4 CO2(g) + 6 H2O(g) b.…

A: The standard molar entropy of the compounds in reaction (a) can be listed as follows: ∆Soethane =…

Q: What is free energy AG° for the reaction C(s) + 0,(g)= CO,(g) (K= 0.2 at 25°C)?

A: Enthalpy change is related to the equilibrium constant by the relationship: ∆G°=-RT lnK…

Q: The graphs above represent the changes in concentration over time for the reactant and product of…

A: A product favoured reaction has K >>1 whereas a reactant favoured reaction has K << 1 As…

Q: Calculate the standard free-energy changes for the following reactions at 25°C. a. CH4(g) + 2O2(g)…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: What is the Kc expression of the following reaction: A(aq) + 65 kJ ⇄ B(l) + C(g)

A: At equilibrium, the rate of the forward and the reverse reaction is the same and the concentration…

Q: Calculate the free energy change (ΔG) in kJ for the following reaction at 75°C with a ΔH°rxn of…

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Q: following reaction. Ce) + 2HaG) → CH4(G) For which AH° and AS° for the reaction are -74.85 kJ/mol…

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Q: The following general reaction is not product-favored at room temperature. A + B → C + D ∆rH˚ =…

A: Given data : ∆rH˚ = +50.0 kJ  ∆rS˚ = +100 J/K

Q: Calculate AG° for a reaction at 25°C when Keq = 5.0. %3D

A: Given data contains, Equilibrium constant is 5.0. Temperature is 25°C=298 K

Q: Calculate the value of delta H. Show your work. activated complex 250 200 PE 150 (kJ) products 100…

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Q: 1. The hydrogenation of ethene gas at 298K shows a decrease in disorder (AS° = -120.7 J/mol•K)…

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Q: How do I answer these questions? 1. For a reaction that has ∆H of -30 kJ and ∆S of -62 J/K, estimate…

A: 1) change in enthalpy = -30kJ Change in entropy = -62J/K We have to find the temperature at which…

Q: The standard free energy (DGo) for a reaction at 298 K is -104 J / mol. What is Keq for this…

A: Given, The standard free energy (DGo) for a reaction at 298 K is -104 J / mol.

Q: The reaction                         CBr4(g) + H2(g)  →  CHBr3(g) + HBr(g) occurs at room…

A: Entropy change is represented by ∆S. It specifies the randomness of a particular system. Entropy…

Q: Which one of the following reactions will occur spontaneously at standard-state conditions and 25°C?…

A: Correct Option is Mg2+ + Ca --------> Mg + Ca2+

Q: 7. Iron, a large component of steel, is obtained by reducing iron (II) oxide (present in hematite…

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Q: The reaction of hydroxide ion with chloromethane to yield methanol and chloride ion is an example of…

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Q: 2b which determines whether a reaction is spontaneous. the net free energy change of the reaction or…

A: Gibbs free energy (∆G) is the energy required for reversible work. It specifies the spontaneity of…

Q: Aerobic respiration links the oxidation of glucose with the production of ATP form ADP. Given the…

A: Given,  Thermodynamic equations are :  1. C6H12O6(s) + 6O2(g) → 6CO2(g) + 6H2O(l) ΔrH1° = −2803…

Q: Calculate the values of AG° and Keg at 25 °C for the reaction 3 Mg(s) + 2 Al*(1 M) = 3 Mg"(1 M) + 2…

A: Answer: Given equilibrium equation is: 3Mg(s)+2Al3+(aq)↔3Mg2+(aq)+2Al(s) Concentration of Al3+ion…

Q: DG° at 75°C for a reaction with DH° = 241 kJ and DS° = 48.2 J/K? %3D %3D

A: ∆G° = ∆H°-T∆S°

Q: When a neutralization reaction was carried out using 100.0 mL of 0.7890M NH3 water and 100.0 mL of…

A: The total heat of reaction can be calculated as, Heat of reaction = Heat of solution + Heat of…

Q: Write a balanced chemical equation describing the overall reaction

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Q: Calculate the heat of reaction of each reaction: (assume density of solution is 1.04 g/ml and…

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Q: Describe the spontaneity of the following reactions. ΔΗ=91.8 W 1. Nye + 3H ---→ 2NH3 ΔΗ= 29.1 kJ 2.…

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Q: Mestion For the reaction at 25°C: Snl Sp WCIco Determine E° Determine AG° Determine K

A: 1.) First we would write cathode and Anode half reactions from given cell representation and use…

Q: The difference in standard free energy between reactant R and product P is + 7.5 kJ/mol. What’s the…

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Q: What is the value of AE according to the following Potential Energy diagram? 250 200 PE 150 (kJ) 100…

A: In the given potential energy diagram, the energy of reactants is low as compared to the energy of…

Q: DG° < 0, DH° < 0 and DS° < 0 is it this if the reaction is H2O (l) →→  H2O (s) occurring at -20°C…

A: H2O (l)  →  H2O (s)     Reaction is exothermic so, ∆H° &lt; 0 . Liquid is converted into solid, so…

Q: When a neutralization reaction was carried out using 100.0 mL of 0.7890M NH3 water and 100.0 mL of…

A: Given: Volume of NH3 = Volume of acetic acid = 100 mL Concentration of NH3 = 0.7890 M Concentration…

Q: ΔG= ΔH-TΔS If ΔH=0, what does this mean regarding to the ΔS  if the ΔG for the reaction is +3.4…

A: The change in Gibbs free energy predicts whether the given reaction is spontaneous or not. If the…

Q: Arrange them separately in increasing order w.r.t SN 1 reaction: Br Br Br

A: SN1 reaction refers to the Nucleophilic Substitution Unimolecular reaction, which involves the…

Q: Calculate ∆G° for the following reaction at 25°C: 3Ca2+(aq)+2Al(s) 3Ca(s)+2Al3+(aq)

A: Given Reaction3 Ca2+ (aq)   +  2 Al (s)  →  3 Ca(s)  +  2 Al3+ (aq)At anodeOxidation Half cell  2 Al…

Q: Calculate the standard free-energy changes for the following reactions at 25°C. (a) CH4(g) + 20ztg)…

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Q: What is the energy, in ev, per co2 molecule relased from ethanol with a 52.22 kJ/g calorfic value

A: The answer is as follows:

Q: Calculate the standard free energy for the reaction

A: We have to find standard free energy

Q: If the Keq of a reaction is 2.0, which of the following is a possible standard delta G for this…

A: • The values provided in the question are:-    i) Equilibrium constant for a reaction, Keq = 2.0…

Q: When a neutralization reaction was carried out using 100.0 mL of 0.7890M NH3 water and 100.0 mL of…

A: Given: Volume of acetic acid = Volume of NH3 = 100 mL Concentration of NH3 = 0.7890M Concentration…

Q: Estimate ΔHrxn for the following reaction: C2H4+H2→C2H6 Give your answer in kJ per mole.

A: The given reaction is: C2H4 (g) + H2(g) → C2H6(g) To estimate the value of ΔHrxn, we need to know…

Q: One mole of ammonium nitrate dissolves in water to produce aqueous ammonium ions and nitrate ions.…

A: we have to write the following equation:- Ammoniumnitrate + water

Q: When a neutralization reaction was carried out using 100.0 mL of 0.7890M NH3 water and 100.0 mL of…

A: Hi, as you have asked for subpart (c) Hence, we are solving only subpart (c). Density of solution =…

Q: A reaction with a positive ΔG cannot proceed in any circumstances.   Select one: True False

A: A positive value of the standard free energy change implies that the reaction is non-spontaneous in…