O(g) +e-  O-(g) ∆Ho= -142 kJmol-1  O+2e-  O2-(g) ∆H o= + 712 kJ mol-1 Calculate ∆Ho for the reaction : O- + e-  O2- (g) .

Q: Zn(s) + 2HCI(aq) ZNC12(aq) + H2(g) + 153kJ For this reaction at 25°C, · Change in enthalpy: [ Select…

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Q: For b) A increase in entropy the order should be: 4A(l)-->4A(g) since an increase in entropy means…

A: Entropy : Entropy is the measure of randomness of the system. More the randomness, more is the…

Q: C2H5OH(l)+3O2(g)→2CO2(g)+3 H2O(l)ΔH∘2=−1370kJ/molrxn  Based on the information above, identify the…

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Q: Calculate ΔS° for the reaction SO3(g) + H2O(l) —> H2SO4(l). Show the necessary steps. Given:…

A: Reaction is           SO3 (g) + H2O(l) = H2SO4(l) Standard Entropy change for the reaction = = Total…

Q: Please help me please

A: A. The molecular formula of the reactant: C4H6 B. The reactant is: cyclo butene  C. The sign of ∆G…

Q: Which value (if any) corresponds to a faster reaction: (a) Ea = 40 kJ/mol or Ea = 4 kJ/mol; (b) a…

A: The relationship between rate constant and activation energy is given by  K = A e-Ea / RT  where K =…

Q: Calculate deltaG for the reaction /, (02) = [O]Fewto at 1650 degrees Celsius. Given: (H2) + / (02)…

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Q: Zn(s) + 2HC1(aq) ZnCl2 (aq) + H2 (g) + 153kJ - For this reaction at 25°C, Change in enthalpy: […

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Q: 10- PCI5(g) → PCI3(g) +Cl2{g) For the reaction above, AH° = +22.1 kilocalories per mole at 25°C (a)…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: What

A: We will use relation between Gibbs energy and reaction quotient

Q: In formaldehyde synthesis: CO(g)+H2(g) ↔ HCHO(g) at 25°C, ∆r G°=24kJ mol-1 and ∆r H°=-7kJ mol-1.…

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Q: 1. Based on the reactions: 1. ZNO, N0. AH - 572 k 2. 2NO + 02 2NO, H2 = -114.1 k Use Hess's law to…

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

Q: calculate ΔSº for the reaction below: N2(g), O2(g), & NO(g), respectively, is 191.5, 205.0, & 210.6…

A: Given, Reaction is : N2 (g) +O2 (g) --------------->  2NO (g) Entropy of N2 (g) = 191.5 J/mol.K…

Q: The standard reaction free energy AG"=-1378. kJ for this reaction: 2 CH;OH(9) + 30,(9)→2 CO2(9) +…

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Q: Which value (if any) corresponds to a faster reaction: (a) Ea = 40 kJ/mol or Ea = 4 kJ/mol;(b) a…

A: Hello. Since the question consists of multiple sub-parts, the first three sub-parts shall be solved…

Q: How much free energy is required for a given reaction to return to equilibrium if Q=19.1 and K=9?…

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Q: Part B Calculte the standard entropy change, 4,S° for the reaction. -114.0 JK mor O 114.0 JK mot O…

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Q: Use ΔHf0  listed below to calculate ΔH0rxn for  the reaction                   C     +   4 HNO3…

A: Since the ΔH0rxn for any reaction can be written in terms of ΔHf0  as  ΔH0rxn = sum of (ΔHf0  of…

Q: Zn(s) + 2HC1(aq) → ZnCl2 (aq) + H2 (g) + 153kJ For this reaction at 25°C, • Change in enthalpy: […

A: The reaction given is,

Q: Calculate the keq for the reversible reactions in  Cr2O72- (aq) + OH- (aq) -->  CrO42- (aq) + H2O…

A: Given :  HCrO4- --> H+ + CrO42-      K1 = 3.2 x 10-7  2 HCrO4- ---> Cr2O72- + H2O           K2…

Q: When 1.00g of magnesium metal is burned to give magnesium oxide, 5.92 kj of heat are set free.…

A: Given that 1.0 g magnesium was burned to give  magnesium oxide. Number of moles can be calculated…

Q: Calculate AH for the following reaction: 5C+6 H, → C,H,2 Given the following information: | C,H2 + 8…

A: The enthalpy of a reaction is equal to the difference in the enthalpy of product and reactant. It is…

Q: Calculate the ∆G in kJ/mol for a reaction at room temperature (~25.00°C) that has a Keq = 1000.0.…

A: We have to calculate the ∆G.

Q: For the reaction: C2H2 (g) + 2 H2 (g) → C2H6 (g) , calculate AHº, AGº, ASº and Keq at 25°C. Also,…

A: Calculation for standard enthalpy change:

Q: For which set of conditions is the reaction always nonspontaneous? ΔH = + and ΔS = + ΔH = - and…

A: If the value of change in Gibbs free energy delta G is negative reaction is spontaneous if positive…

Q: Consider the combustion of methane (CH4) CHA) + 202(9) → CO6) + 2H,OG) CHAG) CO2(9) Calculate the…

A: Consider the given information is as follows; CH4g   +    2 O2g    →     CO2g    +     2 H2Og…

Q: Which value (if any) corresponds to a faster reaction: (a) Ea = 40 kJ/mol or Ea = 4 kJ/mol; (b) a…

A: The relationship between rate constant and activation energy is given by…

Q: For the reaction I2(g) → I2(s), ΔH° = -62.4 kJ at 25°C. Based on these data, at 25°C A) ΔH°vap=…

A: We will choose Correct option

Q: Consider the following reaction (rxn): A → C             ΔG 1 IV.   ΔSrxn > 0

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

Q: Calculate the ÄE°yn for the decomposition of calcium carbonate to calcium oxide and carbon dioxide.…

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Q: Given the reaction: N2(g) + 2 O2lg) N204(g) Delta H = +9.66 kJ ---> What is Delta H for the reaction…

A: We will bring the reaction to the required form and then predict value of ∆H .

Q: 5. Determine the Free Gibb's Energy, kJ/mol, for the following reaction at 298 K. 4NH3(g) + 502(g)→…

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Q: Calculate the free energy for the following reaction

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Q: alculate the s value of the conversion of ozone to oxygen in the absence of Cl atom. Substance:…

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Q: v? 2SO4(s) → 2 NH4*(aq) + SO4²(aq) he reaction has zero entropy since elements should have z alues.…

A: Entropy is degree of randomness or disorderness.  In the given reaction,  solid is dissolved and…

Q: Consider the reaction: BaSO4    Ba2+ + SO42-; Ksp = 1.1 x 10-10 What is ΔG° at 25 °C?     57…

A: Given Data :  1. Ksp = 1.1×10-10  2 . Temperature = 25oC                             = (25+273)K…

Q: Given the following data: AH°¡[FeO(s)l = -270 kJ/mol; AH°† [Fe2O3(s)l = -820 kJ/mol. Select the…

A: The balanced reaction taking place is given as, Given : ΔHof [FeO(s) ] = -270 KJ/mol And ΔHof…

Q: Calculate AHxn for the reaction 2Ni(s) + 2S(s) + 30,(g) → 2Niso,(s) from the following information:…

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Q: A reaction has A Hon -65.1 kJ/mol %3D rxn A Sexn = - 47.8 J/mol K Inder what range of temperatures…

A: Given: ∆Hrxn0=-65.1KJmol=-65100 Jmol∆Srxn0=-47.8.Jmol K

Q: What is ∆Gº for the reaction where Keq=22.5? (R=8.314x10-3kJ/mol-K)   -7.71 kJ   -3.35 kJ   -2390…

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Q: the K for a reaction is determined to 3.81 at 20.26 ºC, then what is ΔG for the reaction (in J/mol,…

A: Given-> K = 3.81  T = 20.26 °C = 20.26 + 273 = 293.26 K

Q: Which one of the following processes requires the most energy? O Be2*(g) → Be3+(g) + e- C(g) C*(g) +…

A: Ionization energy (EI): When an electron is removed from the outermost shell of an isolated gaseous…

Q: What is the standard free-energy change, AGº, for the following reaction at 54.4 °C? N(g) + 3H>(g) →…

A: Step 1) Standard free energy: The standard free energy or Gibbs free energy is defined as the energy…

Q: Calculate AS°xn for the following reaction. The S° for each species is shown below the reaction.…

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Q: For the reaction H2O(s) --> H2O(l), which is the value of delta S

A: Standard entropy of a reaction is the entropy of one mole of a compound at specific conditions of…

Q: Consider the following reaction; A(g) + B(s) - C(g) + D(g); AP = -164.1 kJ; AG = -170.1 kJ %3D %3D…

A: From thermodynamics, ∆G°=∆H°-T∆S° Here, ΔGo is the change in Gibb's free energy. ΔSo is the change…

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

A: Given : CH4(g) + 2O2(g) → CO2(g) + 2H2O(l)                ∆H = -890.0 kJ  To calculate :-  amount of…

Q: Consider the following reaction: Ba(s) + F2(g) BaF2. Which of the following statements is true?

A: The atom which losing electrons ,Bit is oxidised The atom which gaining electrons, it is reduced

Q: For the reaction 2C6H$COOH(s) + 13 O2(g) → 12CO2(g)+6 H2O(g), A,U© = -772.7 kJ mol·' at 298 K.…

A: Consider the following reaction: 2C6H5COOH(s) + 13O2(g) → 12CO2(g) + 6H2O(g) ∆rU°=-772.7…