Calculate the free energy change (ΔG) in kJ for the following reaction at 75°C with a ΔH°rxn of -2217 kJ and a ΔS of 101.1 J/K. C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(g) Report your answer to the closest kJ. Do NOT include units.

Q: 50. For the process O2(g) → 2 O(g), AH° = +498 kJ. What would be predicted for the sign of ASrxn and…

A: 50. The given process has a positive sign for enthalpy change. Hence, the process will be an…

Q: For the following reaction:    H° = -1037 kJ and S° = -153 J/K Calculate G° at 25°C for this…

A: Given that : H° = -1037 kJ = -1037000 J and S° = -153 J/K We have to calculate G° at T = 25°C = 298…

Q: Given the thermal chemical reactions below Fe2O3(s) + 3CO(g) → 2Fe(s) + 3CO2(g) ∆H°= −26.7 kJ…

A: Enthalpy measures  the heat content of a system. If change of enthalpy is positive then the reaction…

Q: (a) What is the maximum electrical work obtainable from the reaction | 0,(g) + H,(g) = H,O(1) %3D…

A: In a reversible reaction, very less amount of heat is lost and thus such reactions are highly…

Q: The molar entropies of carbon monoxide and carbon dioxide at 25°C are 197.7 and 213.8 J/molK,…

A: The molar entropy in terms of micro-state is given as :

Q: Consider the reaction CH4(g) + H2O(g)CO(g) + 3H2(g) for which H° = 206.1 kJ and S° = 214.7 J/K at…

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Q: What is the change in enthalpy at 25°C and 1 atm for the reaction of 5.00 mol of elemental iron with…

A: Iron reacts with oxygen to form iron(III) oxide. The equation for the balanced chemical reaction is…

Q: a.) Image 1 b.) Image 2

A: a.) First, the balanced equation for combustion of CH3OH is as follows, The ∆G0 value is first…

Q: Which of the following reactions correctly depict reactants and products in the correct state to…

A: In the reaction, states of matter was written as a subscript to the molecules which takes part in…

Q: Calculate the standard free energy for the combustion of 1 mole of ethylene, C₂H₄(g), in the gas…

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Q: A certain reaction has a positive value of enthalpy change. Which of the following statements is/are…

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Q: Write the CAPITAL Letter of the correct answer. A if both statements are true  B if the 1st…

A: Given that, two statements are If the change in free energy, ΔG is negative, the reaction is…

Q: The element oxygen was prepared by Joseph Priestley in 1774 by heating mercury(II) oxide:…

A: Entropy: Entropy determines spontaneity of process. Spontaneity means perform a process in a given…

Q: A student studies a reaction under various conditions and determines that it is exothermic and…

A: Sign of ∆H and ∆S can be determined from given information about reaction and its sponateity…

Q: For a particular reaction, ∆H = -32 kJ and ∆S = -98 J>K. Assume that ∆H and ∆S do not vary with…

A: a. Given : ΔH = -32 kJ  ΔS = -90 J/K 1) To calculate Temperature at which  ΔG=0  ΔG = ΔH  - TΔS ΔG=0…

Q: What is the entropy change (in J/K) associated with the formation of 15.0 g of SO2 for the reaction…

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Q: For a certain reaction, ΔH = -35.4 kJ/mol and ΔS = -85.5 J/K mol. Is this reaction endothermic or…

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Q: Consider the reaction CH4(g) + H2O(g)CO(g) + 3H2(g) for which H° = 206.1 kJ and S° = 214.7 J/K at…

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Q: Calculate the temperature at which the reaction changes from a spontaneous to non-spontaneous…

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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: The standard free energy of formation, AG? , of a substance is the free energy change for the…

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

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Q: calculate the free energy change (in kJ) of a reaction at 466.4K that has an entropy change of…

A: Given,    ΔS = 692.2 J/K   = 0.6922 kJ/K   ΔH = - 4.24 kJ    T = 466.4 K Free energy change ( ΔG )…

Q: Consider the reaction.   2Fe2O3⟶4Fe+3O2      Δ?∘rxn=+824.2 kJ The formation of 77.0 g77.0 g of Fe…

A: Molar mass of Fe = 55.845 g/mol  4 moles of Fe = 223.38 gm  Means, 223.38 g Fe forms with absorption…

Q: 23. In a reaction, the change in entropy is given as 2.4 cal/K and the change in Gibbs free energy…

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Q: For chemical reactions, the change in Gibbs free energy [at 298 K, 1at., ∆G°] determines whether a…

A: The given thermochemical equation is: C(s) + O2 (g) -----> CO2 (g) ;  ∆Go = - 394 kJ For the…

Q: Hydrogen peroxide decomposes to water and oxygen at constant pressure by the following reaction:

A: The given reaction is as follows:

Q: The following reaction is spontaneous at room temperature: N2(g) + 3H2(g) → 2NH3(g) For this…

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Q: Determine if this reaction is spontaneous under standard conditions; knowing that the reaction's…

A: Spontanity of reaction is determined in terms of Gibbs energy formula.

Q: Consider the reaction (6)0 + (6)00°H CO,(g) + H,O() for which AH° = -563.3 kJ and AS =-140.5 J/K at…

A: Given H2CO(g)   +   O2(g)                    →               CO2(g)        +   H2O(l)    ∆H° =…

Q: Consider the following reaction at 25 °C: 5 SO:(g) + 2 NH:(g)→ 2 NO(g) + 5 SO:(g) + 3 H2O(g) If AH°…

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Q: Calculate the standard free energy change for the combustion of 1 mole methane using standard free…

A: Given that :

Q: Calculate the standard change in Gibbs free energy for the combination reaction of sulfur dioxide…

A: Gibb's free energy can be calculated by a general formula-  ΔG = ΔH - TΔS

Q: Consider the reaction 2H2S(g) + 3O2(g)2H2O(l) + 2SO2(g) for which H° = -1.124×103 kJ and S° =…

A: Answer:- This question is answered by using the simple concept of calculation of entropy of universe…

Q: For a particular reaction, AH = -46.7 kJ and AS =-123.8 J/K. Assuming these values change very…

A: ∆H°=-46.7KJ ∆S°=-123.8J/K ∆H°-T∆S°=0

Q: Calculate the enthalpy change for the reactionP4O6(s) + 2 O2(g) -----> P4O10(s)given the…

A: The given reactions are, From the above equations, it is clear equation (3) can be obtained by…

Q: Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Refer to the ΔG°f…

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Q: Unit Name: Thermodynamic Chemistry  investigate and analyse energy changes and rates of reaction in…

A: The heat released from the combustion of butane is used to heat up water and change the temperature…

Q: Consider the following reaction at 25 °C: 5 SO3(g) + 2 NH3(g) → 2 NO(g) + 5 SO2(g) + 3 H20(g) If AH°…

A: Given reaction is 5SO3(g) + 2NH3(g) -----> 2NO(g) + 5SO2(g) + 3H2O(g)  For this reaction  ∆H° =…

Q: Given the following reactions CaO (s) + CO2 (g) AH = 178.1 kJ %3D CaCO3 (s) AH = -393.5 kJ C (s,…

A: Hess' law of constant heat summation: The Hess law states that the change of enthalpy in a chemical…

Q: Calculate the standard change in Gibbs free energy of the following reactions at Standard Ambient…

A: At SATP, Pressure, P = 1 atm Temperature, T = 25 °C                          = (25 + 273.15) K…

Q: The following reaction is endothermic. 2NH3(g) → N2(g) + 3H2(g) This means the reaction   A.…

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Q: Without doing any calculations or using Sf data, arrange each group in order of increasing entropy.…

A: Always a gaseous (vapor) substance of same material have highest entropy compare to its liquid and…

Q: Consider the decomposition of liquid benzene, C6H6(l), to gaseous acetylene, C2H2(g): ⅓C6H6(l) --->…

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Q: In the presence of excess oxygen, methane gas burns in a constant-pressure system to yield carbon…

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Q: For a nonspontaneous reaction , AS° = 189 J/K, and AH° = 76.3 KJ. At what temperature this reaction…

A: ∆G° = ∆H° - T∆S°  ∆G°<0 for spontaneous reactions

Q: Calculate the standard molar entropy change for the conversion of nitrogen monoxide to nitrogen…

A: 2 NO + O2 ==> 2NO2

Q: Calculate the free energy change for the formation of one mole of ammonia from its elements under…

A: The formula that can be used in the solution is : ΔG° = ΔG°f(products) - ΔG°f(reactant)

Q: The enthalpy and entropy changes for a reaction at 298 K are ∆H = 46 kJ and ∆S = 190 J/K. Which of…

A: Spontaneity of any reaction is defined by the value of ΔG of the reaction. The reaction will be…