Coal can be converted to methane, a chief component of natural gas, according to the following reaction.                             C(s) + 2H2(g) -> CH4(g) For which ΔH° and ΔS° for the reaction are -74.85 KJ/mol and -80.6 K/J mol respectively. Calculate the ΔG° and K for this 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: Describe if the following reaction is spontaneous or non-spontaneous based on enthalpy, entropy and…

A: Spontaneity of a reaction can be determined by the value Gibbs free energy.

Q: I. Predict whether the following processes are spontaneous as described, spontaneous in the reverse…

A: According to bartleby guidelines we're supposed to answer first three subparts of a multipart…

Q: The entropy of a reaction is 360 J/mol K and the enthalpy of a reaction is 847 kJ/mol. Calculate the…

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Q: Consider this reaction: N2 (s) + 2 02 (g)→ 2NO2 (g) AS° = -121.77 J/K.mol; AH° = %3! 66.36 kJ/mol…

A: From the given question it is given that, ΔSo < 0 ΔH0 > 0

Q: Pure crystalline silicon, Si (s), can be obtained by reacting silicon dioxide (in the crystalline…

A: The ∆H0 and ∆S0 of the reaction can be calculated as follows:

Q: At 25°C, a reaction undergoes an enthalpy change of −27.0 kJ mol^−1 and an entropy change of 27.0 J…

A: Enthalpy change (∆H) = -27.0 KJ mol-1 ...Or because 1KJ = 1000 J    .....so, -27.0 KJ mol-1 × (1000…

Q: For each reaction, calculate AHn, ASn , and AGn at 25 °C and state whether or not rxn rxn the…

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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: ΔΗ 1353. kJ J AS = K 2co,() + 4H,0 (g) → 2CH,OH (g) + 30,(g) AG = 10. kJ Which is spontaneous? this…

A: Given ,  temperature, T =123°C = (123 +273 )K=396 K Pressure = constant

Q: Refer to Appendix B in your textbook entitled Standard Thermodynamic Values for Selected Substances…

A: Given: 2SO2(g) + O2(g) -----> 2SO3(g) From standard Table:  ∆f H°(SO2(g))     = -296.8 kJ/mol ∆f…

Q: Which reaction is spontaneous at SATP? AH=41.5 kJ, AS=-12.9 J/K AH=8.75 kJ, AS=21.2 J/K AH=24.9 kJ,…

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Q: Given the thermodynamic data, which of the following is acceptable in regards to the reaction shown?…

A: Explained as follows

Q: For the reaction H2(g) + S(s) --> H2S(g), ΔH° = -20.2 kJ/mol and ΔS° = +43.1 J/K·mol. Which of…

A: Given: ΔH° = -20.2 kJ/mol  ΔS° = +43.1 J/K·mol   Chemical reaction: H2(g) + S(s) → H2S(g)

Q: Directions: Calculate AG°, AH°, AS° then predict whether the reaction is spontaneous. 1. Consider…

A: The given reaction is N2 (g) + 3H2 (g) → 2NH3(g);  ΔH = - 92.4 kJ/mol Given data the absolute…

Q: Consider the reaction2HBr(g) + Cl2(g)2HCl(g) + Br2(g)for which H° = -81.10 kJ and S° = -1.200 J/K at…

A: All feasible reactions occurring in nature are either enthalpy/entropy driven or both. When heat…

Q: 1. Consider the reaction at 25 degrees Celsius 2NOS jag) + 8H"(a) + 3Cu) > 3Cu"(a) + 2NO) + 4H2O (a)…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Use the tables in the text to determine whether each reaction is spontaneous under standard…

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Q: Which of the following processes are spontaneous?   air escaping a balloon   combustion of natural…

A: Here we consider the differences between two types of changes in a system, those that occur…

Q: Calculate the free energy change for the following reaction at 25°C. Is the reaction spontaneous at…

A: Given: ΔHrxn = −1269.8 kJ ΔSrxn=−364.6 J/K T = 25°C = 298 K

Q: Use the following information for the following three questions. AH --524 kJ/mol AS- -250 J/K-mol D…

A: Given,  ∆H° =  -524 kJ/mol = 524000 J/mol ∆S° = -250 J/k.mol

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 227.0ºC when the…

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Q: Using the thermodynamic data provided below, determine the temperature in °K at which the…

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Q: Which process will result in an increase in entropy: a.) 2NO2(g) ---> N2O4(g) b.) H₂O(l)---> H₂O(s)…

A: Since, Entropy is a thermodynamic quantity. It measure the randomness. If randomness is more then…

Q: ) Are the following processes spontaneous or nonspontaneous? What is the sign on AG? a. Water…

A: The spontaneous reaction occurs without any external conditions whereas the nonspontaneous reaction…

Q: For a chemical reaction to be spontaneous at all temperatures in the reverse direction, which of the…

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Q: Which are spontaneous at high temperatures? Choose one or more: A 2H,S(g) + 30,(g) –→ 2H,0(g) +…

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Q: [1] Given: CH,(g) + H2O(g) CO(g) + 3H2(g). AH° for the reaction is +206.1 kJ/mol, while AS° is +215…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: The standard enthalpy change and standard entropy change for the reaction are: A,HP = -666.2 kJ…

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

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: The free energy of formation for C10H14(g) is 144.920 kJ/mol. What is the equilibrium constant at…

A: At equilibrium, the total change in the Gibbs free energy has the value zero. The free energy of…

Q: A chemical reaction that happens quickly is spontaneous, and a reaction that happens slowly is…

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

A: Given chemical equation:  HgO(s) ------> Hg(l) + 1/2O2(g) For a reaction to be spontaneous,…

Q: 3. The standard free energy change at room temperature may be calculated as   A,…

A: Given  A, ΔG°=∑νΔG°(products)−∑νΔG°(reactants)   B, ΔG°=∑νΔG°(reactants)−∑νΔG°(products)   C,…

Q: https://openstax.org/books/chemistry-atoms-first-2e/pages/g-standard-thermodynamic-properties-for-se…

A: ΔG°f (KJ / mol) NF3(g) -524.53 F2(g) 0  N2(g) 0

Q: Consider the reaction2HBr(g) + Cl2(g)= 2HCl(g) + Br2(g)for which H° = -81.10 kJ and S° = -1.200 J/K…

A: 1) since  S° = -1.200 J/K for the reaction of 2 moles of HBr  Hence for the reaction of 1 mole of…

Q: The value of G° for the conversion of ATP to ADP is -35.6 kJ/mol. The reaction is: ATP(aq) →…

A: Here, Temperature, T =25°C +273.15K=298.15K. G=-35.6KJ/mol×1000J1KJ=-35.6×103J/mol. Using the…

Q: Consider the following reaction; A(g) + B(g)→ c(s) + D(g); AH = -164.1 kJ; AG = 159.1 kJ at 298 K…

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Q: 8. Gaseous nitrosyl bromide, NOBr, is formed by the reaction 2NO(g) + Br,(g)2 2NOB1(g) At 25°C, the…

A: Reaction quotient is the ratio of concentrations/ pressure of products to concentrations/pressure of…

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: An endothernmic reaction with increase in entropy a. always spontaneous b. spontaneous in low…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: The standard enthalpy change and standard entropy change for the reaction are: AHP = -1036.0 kJ mol1…

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Q: Consider the decomposition of gaseous N2O4: N2O4(g) → 2 NO2(g) ΔH° = +57.1 kJ/mol; ΔS° = +175.8…

A: A reaction is said to be exothermic if energy is released in the form of heat and light during the…

Q: From the following ∆H and ∆S values, predict whether the reaction would be spontaneous. If not, at…

A: Spontaneity of reaction is predict as following Reaction will be spontaneous if ∆G<0 Reaction…

Q: At what temperature will a reaction become spontaneous given: Entropy change = 170 J/K enthalpy…

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Q: 8) a) Calculate AS°en for the following reaction given their respective standard molar entropy…

A: The standard entropy of the reaction can be calculated as follows-

Q: Consider Ethanol  a) write a balanced equation for the combustion of 1 mole of ethanol with oxygen…

A: Enthalpy(H) : During a chemical reaction, the amount of energy is absorbed or released is defined by…

Q: Given the following thermodynamic values, calculate ΔS° for this reaction. 2SO2 (g) + O2 (g)…

A: The standard entropy of a given the action can be calculated using the standard entropies of the…

Q: An endothermic reaction proceeds spontaneously. What can you deduce about the sign of Delta S for…

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