The standard free energy change for the formation of two moles of H2O (l) in a strong acid- strong base neutralization reaction at 25 C is -79.9 kJ. The reaction is: H3O+ (aq) + OH- (aq) --> 2H2O (l). The standard enthalpy change for a strong acid-strong base reactions is -57.8 kJ. What is the standard entropy change at 25C?

Q: Sodium carbonate can be made by heating sodium bicarbonate: 2NaHCO3(s)→ Na2CO3(s) + CO2(g) + H₂O(g)…

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Q: A critical reaction in the production of energy to do work or drive chemical reactions in biological…

A: Given: ∆G0rxn = -30.5 kJ/mol pH of the reaction = 7 Temperature (T) = 370C = 310 K Concentrations:…

Q: Here is the reaction of carbon monoxide and hydrogen to form gaseous methanol at 298 K. (a)…

A: (a) ∆S° = -219.2 J/K (b) Sign of ∆S° = -ve (c) ∆H° = -90.5 kJ (d) ∆G° = -ve ( spontaneous reaction )

Q: Determine the free energy change for each of the following reactions, which are run under standard…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: + Gibbs Free Energy: Temperature Dependence Gibbs free energy (C) is a measure of the spontaneity of…

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Q: Using enthalpies of formation, calculate AH° for the following reaction at 25°C. Also calculate AS…

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Q: For the reaction NH,NO3(aq) – N20(g) + 2 H2O(1) AG° = -179.1 kJ and AH° = -149.6 kJ at 295 K and 1…

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Q: 7) a) Is entropy increasing or decreasing in the following reactions? Explain CH: (g) + H20 (g) → co…

A: Given information:

Q: Consider the reaction described by the chemical equation shown. 3 C,H,(g) C,H,1) AHxn = -633.1 kJ…

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Q: (a) For the following reactions, using the provided AH and AS data, determine whether each one would…

A: ##Since you have posted multiple questions with multiple sub parts, we will provide the solution…

Q: Elemental carbon usually exists in one of two forms: graphite or diamond. It is generally believed…

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Q: [Referenc A student determines the value of the equilibrium constant to be 2.41x1016 for the…

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Q: Calculate the change in the entropy of the surroundings (in J/K) upon the combustion of 14.0 g of…

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Q: When heated, CaCO, decomposes into CaO and CO₂ according to the following equation: CaCO,(s)=CaO(s)+…

A: Given,CaCO3 (aq) + CO2 (g)

Q: kJ/mol Is the hydrolysis of ATP spontaneous under these conditions? O yes no

A: The given information is: [ATP] = 5.0 mM = 0.005 M [ADP] = 0.9 mM = 0.0009 M [HPO42-] = 5.0 mM =…

Q: Consider the reaction represented below, which is spontaneous at 298K SO2(g) + 2 NH3(g) → SO(NH2)2…

A: Those reaction which proceeds themselves in forward direction without any external support are known…

Q: Consider the reaction of 8 mol H2(9) at 25°C and 1 atm with 8 mol Br2 (1) at the same temperature…

A: The given reaction is: ∆G˚f = -53.5 kJ/mol Calculation of maximum useful work: As the reactants…

Q: Write the chemical reaction Calculate the standard Gibbs free energy for the reaction in the muscles…

A: Given:equilibrium constant at 37 degree C ∆G°=-30.5 kJ/molR=8.314 × 10-3 kJ/molT=310 k

Q: 19 Consider the reaction: Cl20 (g) + 3/2 O2 (g) --> 2CIO2 (g) Given the following data: AH°…

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Q: value for ΔrS°, in units of J K-1‑mol-1 at 25 °C?

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Q: Determine the standard reaction entropy, in J/mol*K, for the reaction of aqueous sodium carbonate…

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Q: Calculate the standard entropy, AS ixn, of the reaction at 25.0 °C using the table of thermodynamic…

A: The objective of the question is to determine the a) Standard entropyb) Standard Gibbs free energy…

Q: Suppose that two systems, each composed of two particles repre- sented by circles, have 20 J of…

A: Given data: Two systems, each compound of two particles, represented by the circkes have 20 J of…

Q: 4. Methanol is relatively inexpensive to produce. Much consideration has been given to using it as a…

A: 4. Given decomposition reaction of methanol:   CH3OH(l)  ---->  CH4 (g) + (1/2)O2 (i) when moles…

Q: A key step in the production of sulphuric acid is the oxidation of SO2(g) + O2(g) → 2SO3(g) At 98K,…

A: Given reaction at 298 K;. SO2(g) + O2(g) → 2SO3(g)   ∆G°sys = -500.51 KJ    ∆H°sys = -494.61 KJ…

Q: Compute the change in Gibbs free energy for reaction of 1.7 kg of ocean (liquid water) with the…

A: Balanced equation for the formation of nitric acid: 2H2O + 2N2 + 5O2 →4HNO3 Here 1.7 kg of ocean…

Q: The standard free energy of the hydrolysis of ATP to ADP: ATP (aq) → ADP (aq) + (aq) phosphate in…

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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: Ammonia can be produced by the reaction of hydrogen gas and nitrogen gas, as shown below: N₂(g) +…

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Q: Any example of a chemical reaction or biochemical that can’t be described as enthalpy-driven or…

A: Enthalpy:- It is a thermodynamic quantity equivalent to the total heat of the system. It is the…

Q: For the reaction 4HCI(g) + O2(g)- →2H2O(g) + 2C1½(g) AH° = -114.4 kJ and AS° = -128.9 J/K The…

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

Q: The bombardier beetle uses an explosive discharge as a defensive measure. The chemical reaction…

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Q: For the reaction 4HCI(g) + O2(g)- →2H20(g) + 2Cl,(g) AH° = -114.4 kJ and AS° = -128.9 J/K The…

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