process to get from state A to state B. If the steps in the process were changed by the initial and final states remain the same, which of the following will be TRUE about ∆E, q, and w? Select one: a. ∆E stays the same,

Q: Firefly luciferase is the enzyme that allows fireflies to illuminate their abdomens. Because this…

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Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: The spontaneity of the reaction can be decided on the basis of the value of Gibbs free energy change…

Q: Consider the reaction, HQ ⇌ H⁺(aq) + Q⁻(aq). At 298 K, the ∆S°rxn = -81.0 J/mol･K and the ∆G°rxn of…

A: The ∆H°rxn of the given reaction can bu calculated using following thermodynamics relation: ∆H°rxn =…

Q: Which of the following temperatures will result in a spontaneous reaction if the ΔH°rxn = –3.24…

A: Spontaneous reaction can be defined as the reaction that occur by itself without the help of any…

Q: A certain reaction is spontaneous at 25°C. If the enthalpy change for the reaction is 29.8 kJ/mol,…

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Q: Which one of the following reactions has ∆S°rxn < 0?   A.  Combustion of glucose, C6H12O6(s)   B.…

A: The entropy change in a chemical reaction is given by the sum of the entropies of the products minus…

Q: NO(g) and O2(g) combine to make NO2(g). The reaction is under the following conditions:   NO is at…

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Q: The molar entropies of methane and carbon dioxide at 25°C are 186.6 and 213.8 J/mol·K, respectively.…

A: The molar entropy in terms of microstates can be expressed as,…

Q: The ∆H and ∆S for the decomposition of sulfur tetrabromide to sulfur and liquid bromine is +115 kJ…

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Q: GFE&E 3. The decomposition of NaHCO3 used in a kitchen to extinguish fires is: 2NaHCO3 (s)  Na2CO3…

A: The relation between Gibbs free energy and equilibrium constant is as follows,…

Q: Calculate the ∆?° at 298K of the following reaction, H2(g) + F2(g) ----> 2HF(g). Given that our  ∆H°…

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Q: Calculate Δ Ho for the reaction below? 4 Fe(s)  +  3 O2(g)  ---------> 2 Fe2O3(s)     Group of…

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Q: Predict the spontaneity of a reaction (and the temperature dependence of the spontaneity) for each…

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Q: Which of the following processes will have a ΔH value with a negative sign?     A. The boiling…

A: Acid base reaction is exothermic.

Q: For a spontaneous exothermic process, which of the following must be true

A: The given question tells that the reaction is spontaneous and exothermic

Q: Identify each energy exchange as primarily heat or work and determine whether the sign of ΔE is…

A: The explanation is as given below:

Q: Find the the ∆H°rxn if ∆G°rxn is 420 kJ/mol and ∆S°rxn is -143 J/mol*k *refer to the photo attaced.

A: Since there are multiple questions, we are authorized to answer only the first one, that is, no. 1.…

Q: n the given chemical reaction, 2 H₂ + O₂ → 2 H₂O ∆H = - 241 kJ/mol H₂O, which of the following…

A: In an endothermic reaction, heat is absorbed by the system whereas in an exothermic reaction, heat…

Q: Entropy, AS, and Gibbs Free Energy, AG, are both State Functions like AH and therefore can be used…

A: The measurement of how random the system under consideration is called entropy. The higher the…

Q: Consider the following equation: 2 CH3OH (ℓ) + 3 O2 (g) à  4 H2O (ℓ) + 2 CO2 (g)         ∆H =…

A: The heat of reaction is a thermodynamic unit of measurement. It is the amount of energy either…

Q: 10. Calculate the free energy change for the reaction shown below at 10 degree Farenheit. 12C5 + 3…

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Q: If A G°rxn is 10.9 kJ/mol, determine A Gxn at 525 K, when TiCI4(g) = 0.500 atm. TİCIĄ(liq) TiCla(g)…

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Q: For the reaction CaCO3(s) → CaO(s) + CO2(g)       ΔHo = -17.8 kJ  and ΔSo = -161 J/K,  at standard…

A: Enthalpy change of a chemical reaction is used to measure the amount of heat energy released or…

Q: Explain how the value of ∆H for a reaction changes upon:a. multiplying the reaction by a factorb.…

A: ∆H of any reaction is defined as the amount of energy released or absorbed in any reaction.

Q: Calculate q, AH and AU for the process during which 2 mol NO2 is heated at a constant pressure of 1…

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Q: 1.) The enthalpy of formation of BaCl2(s) is -858.6 kJ/mol, which of the following st

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: The equation for the formation of hydrazine, N2H4, is         N2(g) + 2H2(g)     N2H4(l)    ΔH > 0…

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Q: A statement of the second law of thermodynamics is that a. energy is conserved in a chemical…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: Choose the one that shows an increase in ∆U and expansion at constant pressure? a. Reaction with…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: ΔH° = -90.84 kJ for the following reaction: 2 Hg(l) + O2(g) →2 HgO(s). This reaction is most likely…

A: Given that, A reaction, 2 Hg(l) + O2(g) →2 HgO(s) ΔH° = -90.84 kJ

Q: Which one of the following reactions will have a positive ∆S? A. CO2 (g) → CO2 (s) B. 2 Hg (l) + O2…

A: We know that Entropy is directly proportional to randomness and we also know that randomness is…

Q: Consider heating 1.0 kg of water at a constant pressure of 1 atm. How much heat is needed to raise…

A: Given : Mass of water = 1 kg = 1000g Pressure = 1 atm Initial temperature, t1 = 25°C Final…

Q: 1. A potential chemical reaction at 25.0 °C has a ΔHrxn of 147.5 kJ and a ΔSrxn of -386.9 J/K. What…

A: Given, Temperature, T = 25oC = (25 + 273.15) K = 298.15 K △Srxn = –386.9 J/K △Hrxn = 147.5 kJ =…

Q: A system that does no work but which transfers heat to the surroundings has Select one: a. q > 0, ΔΕ…

A: From the first law of thermodynamics, the relationship between change in internal energy (ΔE), heat…