What is ΔH, ΔS and ΔG° at 1000 °C for the following reaction? CaCO3 (s) = CaO (s) + CO2 (g)                ΔHf° (KJ)                            S° (J/K CaCO3     -1206.9                              92.9 CaO           -635.1                              38.2 CO2            -393.5                             213.7 ΔHAnswerKJ ΔSAnswerJ/K ΔGoAnswerKJ   (b) Is the reaction spontaneous at 1000 °C and 1 atm? Answer (c)  What is the value of Kp at 1000 °C for this reaction given that  (R = 8.314 J/K mol) KpAnswer   (d) What is the partial pressure of CO2 (g)?Answeratm

Q: Above what temperature does the following reaction become nonspontaneous? FeO(s) + CO(g) → co2(g) +…

A: Given: The reaction is as follows, FeO(s) + CO(g) → CO2(g) + Fe(s)  ∆H = -11.0 kJ∆S = -17.4 J/K

Q: For a particular reaction at 212.7 °C, ΔG=−843.71 kJ, and ΔS=603.37 J/K. Calculate ΔG for this…

A: Given : At temperature 212.7 °C, ΔG = -843.71 KJ = -843710 J…

Q: (a) If K << 1 for a reaction, what do you know about the sign and magnitude of ΔG°? (b) If ΔG…

A: The relation between the equilibrium constant and standard Gibbs free energy is: ΔGo=-RT × ln K…

Q: Consider the ionization of nitrous acid at 25 °C:             HNO2(aq)       H+(aq) + NO2 –(aq)…

A: Using the relation ΔG= -2.303RTlogKeqm we can find value of Keqm.

Q: 2NO(g) + O2(g) → 2NO2(g); ΔH°= –125 kJ/mol; ΔS°= –150 J/mol•K   Below a temperature of _____ K, this…

A: The given reaction is: 2NO (g) + O2 (g) → 2NO2 (g) Given data, ∆H0 = -125 kJmol-1 ∆So = -150…

Q: What is the equilibrium constant, K, for a reaction if ∆G° = -51.2 kJ/mol at 25.0 °C? (R = 8.314…

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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) If K<< 1 for a reaction, what do you know about the sign and magnitude of ∆Go? (b) If…

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of…

Q: Given the following equation,               N2O(g)  +  NO2(g)  →  3 NO(g)  ΔG°rxn  = -23.0 kJ…

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Q: Calculate the free energy change (ΔG) for the following reaction at 25.0o C:                     2…

A: Unit of temperature is converted as follows,

Q: Consider the reaction H2O2(l)→ H2O (I) + ½ O2 (9) If the free energy change (AG) associated with the…

A:

Q: Given the following information below, determine AGrxn at equilibrium. H2(g) + 12(g) = 2 HI(g) K, =…

A: There is the relation between the Gibbs free energy change and equilibrium const

Q: Given the following data: Fe203(s) + 3CO(g) → 2Fe(s) + 3CO2(g) AH = - :-23 kJ 3Fe,O3(s) + CO(g) →…

A:

Q: (a) If K<<1 for a reaction, what do you know about the sign and magnitude of ΔG°? (b) If Δ…

A: a) For the reaction K<<1, the sign and magnitude of ∆G0 is predicted as shown below,

Q: he Keq of a reaction is 4 x 10⁻⁷. At equilibrium, the... * reactants are favored…

A: The value of the equilibrium tells us whether the reactants are favored or the products are…

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

A:

Q: When AH = -133 kJ and AS = -0.133 kJ/K, calculate AG at room temperature, 25 °C, for the following…

A: The spontaneous nature of the reaction is determined by calculating the change of free energy of the…

Q: Calculate AH for the process: Hg, Cl2 (s) → 2Hg(e) + Cl2(g) from the following information: Hg(t) +…

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Q: Calculate  ΔH⁰298   (in kJ) for the process Zn(s) + S(s) + 2 O2(g) → ZnSO4(s) from the following…

A: The standard enthalpy of formation or standard heat of formation of a compound is obtained when…

Q: Consider the following reaction: CaCO3 (s) CaO (s) + CO2 (g) ΔΗ = + 177.8 kJ According to Le…

A: According to Le Chatelier's principle, if the equilibrium is disturbed by any factor then the…

Q: Use the information given below to calculate the standard reaction free energy, ΔG°rxn (in kJ), for…

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Q: The standard state Gibb's energy and entropy changes are known for the reaction: 2H,S(g) +…

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Q: Using values from Appendix C, calculate the value of ∆H for the following reaction: 5.74a CaO(s) +…

A: Given: ∆Hf(CaO(s)) = -635.5 kJ/mol ∆Hf(HCl(g)) = -92.30 kJ/mol ∆Hf(CaCl2(s))= -795.8 kJ/mol…

Q: For the following equilibrium reaction: Cl2(g) + Br2 (g) 2Br-Cl(g) Keq =15 and Hrnx =-1.3KJ If…

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Q: 1: Above what temperature does the following reaction become nonspontaneous? FeO(s) + CO(g) → →…

A:

Q: 2. Calculate S for the reaction: SO2(s) NO2(g) SO:(g) NO(g) -> Given: S°(J/K-mol): 248.5 240.5 256.2…

A: Entropy is defined as a measure of randomness or disorder of a system.  Mathematically entropy is…

Q: Given the Following Reactions: 1 X(s) +02(g) → X0(s) ΔΗ -660 kJ XCO3(s) → XO (s) + CO2(g) ΔΗ +465 kJ…

A: Given reactions: X(s)+1/2 O2 (g) ------> XO(s) ---> ΔH1 = -660 kJ --(1) XCO3 (s) ---->…

Q: Above what temperature does the following reaction become nonspontaneous? FeO(s) + CO(g) CO2(8) +…

A: We have to find the Temperature for becoming a non-spontaneous reaction. Enthalpy and Entropy are…

Q: Calculate (delta)So values for the following reactions by using tabulated So values from Appendix C.…

A:

Q: 1. Predict whether the following processes are spontaneous, are spontaneous in the reverse or are in…

A: Spontaneous process is the process which takes its own.i.e process which doesn't required any…

Q: Which of the following reactions MUST be NONSPONTANEOUS at ALL temperatures? A reaction with AH =…

A: 1) A reaction with ΔH= 100 kJ and ΔS= - 10 J/K is the correct option to get non spontaneous reaction…

Q: Which of the following is true about entropy? (select all that apply) 1) Is a measure of the…

A:

Q: Given the following reaction, 4NH3 (g) + 5O2 (g) → 4NO (g) + 6H2O (g) Calculate the equilibrium…

A: For a given reaction Equilibrium constant can bhi written as  aA + bB ----->cC + dD Kc= ([C]c…

Q: The standard enthalpy change for the following reaction is 433 kJ at 298 K. KClO4(s)---->  K(s) +…

A: For the given reaction, the standard enthalpy change is 433 kJ at 298 K is : KClO4 (s) → K (s) + 1/2…

Q: 2NO(g) + O2(g)→ 2NO2(g); AH°= -125 kJ/mol; AS°= -150 J/mol-K Below a temperature of K, this reaction…

A:

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: Given the reactions,   X(s)+12O2(g)⟶XO(s)   ΔH=−637.9 kJ   XCO3(s)⟶XO(s)+CO2(g)ΔH=+480.9 kJ   what…

A: The given reactions are:

Q: Calculate ΔS° for each of the following reactions. Explain the sign of ΔS° based on the molecular…

A: a)   N2H4(g) + H2(g) ⇌ 2 NH3(g) Standard entropy for N2H4(g) = 238.36 J/mol.K Standard entropy for…

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

A: Number of mole of substance is calculated by dividing mass of substance to molar mass of it where…

Q: Given the following reaction: 9C (s) + + 12H2 (g) + 3/2 O2 (g) → 3C3H7 OH (1) If the enthalpy change…

A: 1)if the change in enthalpy is negative then reaction is exothermic 2) if change in Gibbs free…

Q: Calculate AGᵒrxn in kJ for the following reaction at 550.0 K. CaCO3(s)→ CaO(s) + CO₂(g) -89040 O…

A:

Q: 6. Given the thermodynamic data below, what is the equilibrium constant Kea of the following popular…

A:

Q: (H2 ) →(12 ) +( 2HI) (AS = 82.4 J/K ) ,(AH = 25.9 KJ/K) %3D Calculate AG for this reaction at 25 C°

A: Given, H2 ---> I2 + 2 HI ∆S = 82.4 J/K  ∆H = 25.9 KJ/K ∆G = ?

Q: Calculate Kp for the following reaction at 500.0°C 3NO(g) N2​O(g)+NO2​(g) using the free-energy…

A:

Q: Given the following equation, N20(g) + NO28) → 3 NO(g) AG°rxn = -23.0 kJ Calculate AG° rxn for the…

A: When a thermochemical equation is multiplied with a number then its ∆H° or ∆G° value also gets…

Q: Below what temperature does the following reaction become nonspontaneous? 2 HNO3(aq) + NO(g) • 3…

A:

Q: What is delta G for this reaction in kJ/mol?

A: Given :-     K = 81.7                    T = 25°C  To calculate :- ∆G (in kJ/mol) ∆G= -RTlnk

Q: 7) Given the Following Reactions: 1 X(s) +02(g) → X0(s) AH = -660 kJ XC03(s) → X0(s) + CO2(g) AH =…

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

Q: Calculate ΔS° for each of the following reactions. Explain the sign of ΔS° based on the molecular…

A: Entropy is defined as the degree of randomness or disorderliness of the System.   if the molecules…