Power Supply Cu"(ад) + 2 е —— Сu(8) An external direct-current power supply is connected to two platinum electrodes immersed in a beaker containing 1.0 M CUSO4(aq) at 25°C, as shown in the diagram above. As the cell operates, copper metal is deposited onto one electrode and O2(g) is produced at the other electrode. The two reduction half-reactions for the overall reaction that occurs in the cell are shown in the table below. Half-Reaction E°(V) O2(g) + 4 H*(ag) + 4 e → 2 H,O(1) +1.23 Cu* (ag) + 2 е Сus) +0.34

Q: 415 K, ∆G = -21.9 kJ/mol for the reaction 2 A (g) → B (g). If the partial pressures of A and B are…

A: ∆G = ∆G° + RTlnQ  T = temperature Q = reaction quotient

Q: Consider the following reaction at 25 °C: 3 NiO(s) + 2 NH₃(g) → 3 Ni(s) + N₂(g) + 3 H₂O(g) a. If…

A:

Q: 1. Which of the relationships between the free energy change of a system and associated entropy…

A: The Gibbs free energy is expressed as G =H –TS

Q: Define spontaneity of a reaction in terms of ∆G. Determine if a process is spontaneous based on…

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Q: Hydrogenation is the addition of H₂ to double (or triple)carbon-carbon bonds. Peanut butter and most…

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Q: The melting point of benzene is 5.5 °C. Predict the signs of ΔH, ΔS, and ΔG (in terms of the system…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: How does ∆G° change as T increases?

A: Consider an equation relating  ∆G° (standard free energy) with T (temperature) as; ∆G° = ∆H° - T∆S°…

Q: Please go into depth about what are catalysts in chemistry. I ask before but still made no sense.

A: Catalyst is a chemical entity or sometime solid surface that has function of decreasing the…

Q: (ii) An inventor of a MOS (metal oxides) methylcyclohexane gas monitor (in presence of catalyst) is…

A: SOLUTION: Step 1: The balanced chemical equation for the combustion of methylcyclohexane is as…

Q: 24) Consider the following free energy curve for the reaction: A=B Pure A Pure B extent of reaction…

A: 24) The considered reaction is, The reaction seems to proceed initially with pure substance A, that…

Q: Find Kp°  and ∆G°  for O2 (g) ↔ 2O (g), assume ideal gases If 0.150 mol of O2 (g) is placed in an…

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Q: Discuss the factors affecting the sign of AG in the relationship AG= AH - TAS. Give examples for…

A: Negative free energy change accompanies spontaneity of the reaction or process.

Q: a. Consider the data below for the reaction   H2O(l)  ⇌  H2O(g)  .                             Plot…

A: The P-T curve from the given data is shown below.

Q: What is K for a reaction if ∆G° =-164.6 kJ/mol at 25 °C (or 298 K)? (R = 8.314 J/mol ･ K)

A: Thermodynamics can be defined as a branch of chemistry in which we deal with the study of work, heat…

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: What is K for a reaction if ∆G° =-369.4 kJ/mol at 25.0 °C? (R = 8.314 J/mol ･ K)

A: 1- First converted ∆G°  unit kJmol-1 to Jmol-1  ∆G° = -369. 4 kJmol-1  We know that, 1kJ = 1000 J…

Q: Consider the data provided for the following rxn: H2O(l)⇌ H2O(g) a. Plot a graph and determine…

A: Temperature (°C) Pressure (torr) 0 4.579 10 9.209 20 17.53 25 23.76 30 31.82 40…

Q: Determine the temperature of a reaction if K = 1.20 x 10⁻⁶ when ∆G° = +35.60 kJ/mol.

A: Given change in Gibbs free energy is +35.60 kJ/mol.

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: True or false?  For chemical reactions, when ∆G° for the reaction is less than ∆H° for the…

A: False

Q: The equilibrium constant for the reaction A(g) + 2B(g) → 3C(g) is 12.3 at 975 K.  a. Calculate the…

A: The equilibrium reaction given is, => A (g) + 2 B(g) --------> 3 C (g)…

Q: Explain how entropy increases in the universe.

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Q: What is K for a reaction if ∆G° =-195.9 kJ/mol at 25°C? (R = 8.314 J/mol ･ K)

A:

Q: A sample containing 3.05 moles of He (1 bar, 359 K ) is mixed with 2.50 mol of Ne (1 bar, 359 K )…

A: Given that, at 1 bar pressure and 359 K temperature, a sample containing 3.05 moles of He is mixed…

Q: Lead phosphates may play a significant role in controlling lead solubility and toxicity in acidic…

A: The objective of the question is to calculate the standard Gibbs free energy change (∆G°) for the…

Q: What is K for a reaction if ∆G° =-273.8 kJ/mol at 25°C? (R = 8.314 J/mol ･ K)

A: Standard Gibbs free energy is related with Equilibrium constant,K as - ∆G° = - RT ln K   Where - ∆G°…

Q: Calculate the ∆G⁰reac value for the following reaction walking at 298 Kelvin. CO (g) + ½ O2 (g) ↔…

A: Given that, The required chemical reaction as follows --- CO (g)    +    ½ O2 (g)    ↔    CO2 (g)…

Q: For the equilibrium A + B ⇌ C + D K was measured to be 1.51 × 10⁻² at 25°C and 55.0 at 600°C. What…

A: The entropy change is said to be the process that is used to determine the disorder or randomness of…

Q: A reaction has an equilibrium constant of 79 at 298 K. At 498 K, the equilibrium constant is 0.85.…

A: Formula used:  Van't half equation:  ln(K2/K1) = ∆H/R * [1/T1 -1/T2]  Where  K = equilibrium…

Q: What is ∆G° for the reaction Br₂(g) → 2 Br(g) at 25.0 °C if K = 4.6 x 10⁻²⁹? (R = 8.314 J/mol･K) in…

A: Given reaction: Br₂(g) → 2 Br(g) K = 4.6 x 10⁻²⁹ We have to calculate ∆G° for the reaction.

Q: Use the data in the table shown below and the following reaction to answer the questions below. a.…

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

Q: Stearic acid dimerizes when dissolved in carbon tetrachloride, CCl4: 2…

A: The objective of the question is to estimate the change in enthalpy (∆H°) and the change in entropy…

Q: For the following reaction H₂(g) + I₂(g) ⇌ 2HI(g) ∆H° = -10.64 kJ/mol and ∆S° = 21.48 J/mol･K. What…

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Q: A 0.15 M aqueous solution of a weak acid (HA) has a pH of 4.55 at 25 C. What is the ∆G for the…

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Q: What is K for a reaction if ∆G° =-364.8 kJ/mol at 25.0 °C? (R = 8.314 J/mol ･ K)

A: Given, Standard gibbs free energy (∆G°) = -364.8 kJ/mol = -364.8 × 1000 J/mol = -364800 J/mol…

Q: Determine the temperature of a reaction if K = 1.20 x 10⁻⁶ when ∆G° = +30.40 kJ/mol.

A: We have been given ∆G° = +30.40 kJ/mol and K = 1.20 x 10⁻⁶.We have been asked to calculate the…

Q: Consider the reaction FeO(s)+CO(g)⇌Fe(s)+CO2(g) for which KP is found to have the following values:…

A: Given , reaction : FeO(s) +CO(g) ⇌Fe(s) +CO2(g)

Q: Is the standard free-energy change, ∆G°, always larger than ∆G?

A: solution;   ∆Go not always larger than ∆G,

Q: Calculate AG and Kp for the following equilibrium reaction at 25.00 °C: CH₂(g) + H₂O(g) → CO(g) +…

A: Given, Reaction : CH4(g) +H2O(g) →CO(g) +3H2(g) Temperature , T = 25°C=(25+273)K=298 K

Q: The following vapor pressures of water have been measured for the reaction: Calculate Kp, ∆G0, ∆H0…

A: