Calculate the change in standard free energy for a reaction at 316.30 K; the change in standard molar enthalpy is -95.40 kJ/mol, and the change in standard molar entropy is -200.70 J/K. Assume that the given enthalpy and entropy values do not change with temperature.     The answer is not shown.     -4.05e+01 kJ/mol     -3.19e+01 kJ/mol     -1.57e+02 kJ/mol     -4.41e+01 kJ/mol

Q: A reaction has ΔH∘rxn= -134 kJ and ΔS∘rxn= 320 J/K.  At what temperature is the change in entropy…

A: Given: -ΔH°rxn = -134 KJΔS°rxn = 320 J/KIf everything is carried out at a constant temperature and…

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

A: Spontaneity is predicted by change is gibbs energy, if change in gibbs energy is negative then the…

Q: For the reaction HCl(g) + NH3(g) → NH4Cl(s) AG° = -103 kJ and AS° = − 284.8 J/K at 255 K and 1 atm.…

A: we have to determine the enthalpy change for the reaction

Q: Consider the following reaction: 2 NO(g)  N2(g) + O2(g) The enthalpy change at 298 K for this…

A: The given equilibrium reaction is  2 NO(g) ---------->  N2(g) + O2(g) The enthalpy change at 298…

Q: 7. When determining the energy of a reaction where 0.250 mol of a substance with a ΔΗ. = -2250.0…

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Q: 1) Which of the following statements is TRUE? A) ASuniverse is always greater than zero for a…

A: The condition of spontaneity of a reaction is that overall change in Gibbs free energy should be…

Q: Time Consider the reaction represented by the equation 2X + 22 - X,Z,. During a reaction in which a…

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

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: Consider the reaction 3NO (g) → NO2(g) + N2O (g) a. Using a thermodynamic data table, calculate Go…

A: Given reaction: 3NO (g) → NO2(g) + N2O (g) Given: ∆G∘f(NO2)= 51.84 KJ/mol ∆G∘f(N2O) = 103.59 KJ/mol…

Q: The balanced chemical equation for the combustion of propane gas is: C3H8 (g) + 5 O2 (g) --> 3 CO2…

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Q: The heat of vaporization of carbon disulfide, CS2, at 25 C is 27.2 Kj/mol. What is the entrophy…

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Q: A 72.0 mL sample of 1.00 M NAOH is mixed with 59.0 mL of 1.00 M H,SO, in a large Styrofoam coffee…

A: The given thermochemical equation is: H2SO4(aq) + 2NaOH(aq)  ----> Na2SO4(aq) + 2H2O(l) ; ∆Hrxn =…

Q: Consider the dissolution of NaBr and NaI. The values provided here will be helpful for answering the…

A: The change in Gibbs free energy is given by

Q: Given the values of ΔGfo given below in kJ/mol, calculate the value of ΔGo in kJ for the reaction:…

A: The given problem can be solved by using the formula given below as; ∆G°=ΣStandard free energy of…

Q: FeO

A: ∆H°rxn = [ ∆H°f(Fe2O3) ] - [ ∆H°f(FeO) + ∆H°f(Fe) + ∆H°f(O2) ]  ∆H°rxn = [ -822.16 kJmol-1 ] - […

Q: Calculate the change in internal energy (ΔE) for a system that is giving off 25.0 kJ of heat and is…

A: Heat given Q = 25.0 kJ  Initial volume Vi = 12.00 L  Final volume Vf = 6.00 L Constant pressure P =…

Q: Use the following reference reactions to determine ΔH for the reactions given below. P + 3/2Cl2 →…

A: Given  Reaction   P + 32Cl2   →  PCl3                ∆H = -146.2 KJ/mol                 ( Equation 1…

Q: Consider the equilibrium: 2NO2(g)  <--> N2O4(g). Calculate the equilibrium constant for the…

A: The relationship between standard free energy change ΔGo and equilibrium constant.       ΔG=ΔGo…

Q: Is the following reaction spontaneous at room temperature (25.0 °C) ? 2 H2S(g) + 3 O2(g) 2 SO2(g) +…

A: Interpretation: The given reaction is spontaneous at room temperature or not is to be determined. At…

Q: Using enthalpies of formation (See the Supplemental Data), calculate ΔH° (in kJ) for the following…

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Q: When 12.0 g (0.100 mol) of MgSO,(s) is dissolved in water in a constant pressure calorimeter, the…

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Q: For a particular reaction, Δ?=139.99 kJ and Δ?=298.7 J/K. Calculate Δ? for this reaction at 298 K.…

A: Given,  ∆H = 139.99 KJ ∆S = 298.7 J / K T = 298 K.

Q: Using enthalpies of formation (See the Supplemental Data), calculate ΔH° (in kJ) for the following…

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Q: A 0.502 g sample of liquid C6H12 was combusted using excess oxygen gas inside a bomb calorimeter,…

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Q: For a particular reaction at 148.1 °C, Δ?=−1428.51 kJ, and         Δ?=393.69 J/K  .  Calculate Δ?…

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Q: A particular reaction has a ΔHo value of -141. kJ and ΔSo of -104. J/mol K at 298 K. Calculate ΔGo…

A: We are given :648. K Change in enthalpy (ΔHo)  =   -141. kJ change in entropy (ΔSo)  = -104. J/ K =…

Q: Calculate ΔG rxn for the following reaction at 639.2 K if the reaction below has a ΔH o rxn of…

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Q: In freezing a mole of liquid water at the freezing point; the enthalpy of fusion is 6.0lkJ/mol…

A: The enthalpy of fusion is 6.01 KJ/mol To determine : entropy of system , surrounding and universe

Q: For the reaction 2 CO(g) + O2(g) –2 CO2(g) AG° = -522.4 kJ and AS° = -173.1 J/K at 252 K and 1 atm.…

A: ∆G is negative reaction will go in forward direction or product side You are given a relation and…

Q: Calculate the ΔH for the reaction: C2H4 (g) + H2 (g) --> C2H6 (g), from the following data:   C2H4…

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Q: A physical change is spontaneous at 361 K and has the following free energy and entropy changes:…

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Q: nitial temperature of a reaction is 10.0oC. When temperature increases to 20.0oC, the equilibrium…

A: we know ln k2k1=∆HR1T1-1T2where , k2= final rate constant                k1=Initial rate constant…

Q: A reaction has ΔH∘rxn= -139 kJ and ΔS∘rxn=303 J/K .     Part A At what temperature is the change in…

A: GIven: ΔH∘rxn= -139 kJ=-13900 J ΔS∘rxn=303 J/K . Now, ∆Ssurrounding = ∆Hreaction / T

Q: For the reaction H2(g) + C2H4(g) C2H6(g) G° = -97.2 kJ and S° = -120.7 J/K at 330 K and 1…

A: In this reaction hydrogen is react with the ethene and form ethane as a product. This reaction is…

Q: A particular reaction has a ΔHo value of -169 kJ and ΔGo of -156 kJ at 524 K. Calculate ΔSo at 524 K…

A: The relation between ΔHo, ΔGo and ΔSo is shown below. ∆G∘=∆H∘-T∆S∘

Q: Calculate the standard enthalpy change for the reaction at 25 °C. Standard enthalpy of formation…

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Q: The balanced chemical equation for the combustion of propane gas is: C3H8 (g) + 5 O2 (g) --> 3 CO2…

A: Given reaction: C3H8 (g) + 5 O2 (g) → 3 CO2 (g) + 4 H2O (g) ∆G°RXN = -2385 kJ Temperature = 17.0 °C…

Q: Calculate the standard free energy change (kJ/mol) for the reaction shown at a temperature of 298.15…

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Q: Upon heating, baking soda decomposes as follows, creating the holes in baked bread: 2NaHCO3​(s) -->…

A: 39.0 g of NaHCO3 decomposes to produce energy of -30.0 kJ39.0 g of NaHCO3=39.0 g of NaHCO3×1 mole of…

Q: Consider a chemical reaction with a change in enthalpy of 845 kJ/mol and a change in entropy of…

A: Gibbs free energy, called G, incorporates enthalpy and entropy into a single value. The shift in…

Q: When heat is added to the surroundings, the entropy of the surroundings increases. How does Ssurr…

A: We know that Entropy is defined the randomness of system. Entropy is represent by the symbol "S"

Q: Given ΔHrxn = -98.9 kJ and ΔSrxn = - 94.0 J/K at 25 oC for the combination reaction of sulfur…

A: Answer:- This question is answered by using the simple concept of calculation of Standard Gibbs free…

Q: Above what temperature (in Kelvin) does the following reaction become nonspontaneous?   FeO(s) +…

A: if ΔH and ΔS are both negative , so spontaneous at low temperature , non spontaneous at high temp.…

Q: Calculate ΔSº for the reaction using the data table provided. NH3(g) + HCl(g) → NH4Cl(s)     ΔSº =…

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

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Q: he balanced chemical equation for the combustion of propane gas is: C3H8 (g) + 5 O2 (g) --> 3 CO2…

A: The standard free energy (G) and the Gibbs free energy change (∆G°) can be related by the equation…

Q: Consider the following reaction.  Use the information here to determine the value of ΔSsurr at 355…

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Q: A particular reaction has a ΔHo value of -157. kJ and ΔSo of -343. J/mol K at 298 K. Assuming that…

A: ∆H° = -157 kJ/mol ∆S° = -343 J/mol-K T = 298 K  We have to determine the temperature when…

Q: Predict the normal boiling point of hydrogen peroxide (H2O2) from the following data:     ΔHºf,…

A: Given that :   ΔHºf, kJ/mol Sº, J/(mol • K) H2O2(ℓ)  –187.8  110 H2O2(g)  –136.3  233