Consider the balanced reaction 4 A + 8 B → 5 C + 6 D and the absolute entropies provided in the table below. Compound S° (J/(mol·K)) A -48.8 B -89.1 C -238.5 Suppose that the ΔS° of the overall reaction is -633.7 J/(K·molrxn). Calculate the absolute entropy of D in J/(mol·K). Report your answer to three decimal places (ignore significant figures).

Q: The normal boiling point of Br2(l) is 58.8 ∘C, and it'smolar enthalpy of vapor Calculate the value…

A: The molar enthalpy of vaporization is 29.6 kJ/mol Temperature = 58.8 + 273 = 331.8 K

Q: For the reaction shown below, determine the value of ΔSsurr at 345 K.Express your answer to 3…

A: The objective of the question is to calculate the change in entropy of the surroundings (ΔSsurr) for…

Q: The equation for the corrosion of iron to form iron (III) oxide (aka, rust) is: 4 Fe(s) + 3 O2(g) -à…

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Q: Consider the reaction at 298 K. 2C(graphite)+O2(g)⟶2CO(g)Δ?°=−221.0 kJ/mol Calculate the…

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Q: Consider the following reaction for the production of hydrogen cyanide.  NH3 (g)  +   S(s) +   CH4…

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Q: Consider the balanced reaction 3 A + 7 B → 3 C + 7 D and the absolute entropies provided in the…

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Q: Methanol is relatively inexpensive to produce. Much consideration has been given to using it as a…

A: ∆SCH3OH = 126.8 kJ/mol ∆SCH4 = 186.264 kJ/mol ∆So2 = 205 kJ/mol

Q: Two systems, each composed of two particles represented by circles, have 20 J of total energy. Which…

A: The system which has greater entropy has to be given and the reason has to be explained.

Q: At what temperature would a given reaction become spontaneous if the AH = +157 kJ and AS = +333 J/K?

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Q: Given the reaction:  CaCO3(s)  ??  CaO(s)  +  CO2(g), the entropy (ΔS) change for this reaction is…

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Q: Two Parter, thank you in advance! The most important commercial process for generating hydrogen gas…

A: (a)Standard free energy of formation ΔGo for CH4, H2O, CO and H2 is given.

Q: Calculate the entropy change (in J/K) of the universe (AS universe) that takes place when phosphene…

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Q: If the entropy of a reactions is -264.54 J/ mole K and the enthalpy of the reaction is 117.63 kJ/…

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Q: [Referenc A student determines the value of the equilibrium constant to be 2.41x1016 for the…

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Q: When heated, CaCO, decomposes into CaO and CO₂ according to the following equation: CaCO,(s)=CaO(s)+…

A: Given,CaCO3 (aq) + CO2 (g)

Q: Consider the following reaction at constant pressure. Use the information below to determine the…

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Q: For the reaction CaO(s) + CO2(g)CACO3(s) at 298 K, AG = -130.9 kJ/mol, AH= -178.3 kJ/mol, AS = -159…

A: For spontaneous reaction, value of  ΔG is negative. For non- spontaneous reaction,  value of ΔG is…

Q: The boiling point of ethanol is 173.1 F. In an experiment the entropy change for the reaction…

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

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

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Q: Derive an expression for ΔS for an isothermal pressure change of an ideal gas. Then, calculate ΔS…

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Q: 9) Consider the following reaction FeO(s) + CO(g) → CO:(g) + Fe(s) AH = -11.0 kJ; AS = -17.4 J/K a)…

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Q: Use standard heats of formation (ΔHo) and standard entropies (ΔSo) to calculate ΔGo for the…

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Q: What is the entropy change, in J mol-1 K-1, when 100.0 g of water boils at 100.0 oC?…

A: ∆Hvap= 40.7 kJ/mol = 40.7 × 1000 J/mol Water boils at 100°C = 373 K For the vapourization of water,…

Q: Calculate the standard free energy of formation (AGF) of the following compounds using the heats of…

A: Part a)   Part b)  Part c)   Part d)

Q: The standard enthalpy of vaporization of a liquid is 20.7 kJ/mol at the liquid's normal boiling…

A: Given, dHv° = 20.7 kJ/mol = 20.7 x 1000 J/mol Tb = (52.4 + 273.15 K) = 325.55 K To calculate the…

Q: Consider the reaction: NH4Cl (s) → NH3 (g) + HCl (g) ArS 94.6 J K-¹mol-¹ A,H= 175.98 kJ/mol a)…

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

Q: If ΔS ̊sys = -198.3 J/K, is the reaction spontaneous at 25 ̊C. -ΔSuniv = ΔSsys + ΔSsurr > ? -…

A: Enthalpy change of the reaction can be calculated as the difference between the enthalpy of…

Q: Suppose that two systems, each composed of two particles repre- sented by circles, have 20 J of…

A: Given data: Two systems, each compound of two particles, represented by the circkes have 20 J of…

Q: Consider the balanced reaction 3 A + 7 B → 4 C + 2 D and the absolute entropies provided in the…

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Q: 5. The entropy change of the process H2O (s) H2O () is 22 J/K at 0 °C. Calculate the enthalpy of…

A: H2O(s)↔H2O(l)∆H=22J/KT=0∘C=0+273K=273K∆S=∆HT

Q: Calculate the entropy change when 36.0g of water (bp = 100ºC; MM = 18.0g/mol) boils at 93ºC. The…

A: Entropy is the measure of the randomness present in the system. Enthalpy is the total heat content…

Q: If ΔS ̊sys = -198.3 J/K, is the reaction spontaneous at 25 ̊C.

A: First, we need to calculate the enthalpy change of the reaction (ΔHrxn). This can be done using the…

Q: (b) 2 Na(s) + 2 H20(1) → 2 NaOH(aq) + H2(g) As° J/K rxn As° × 10 J/K (enter your answer in…

A: Given data :- 2Na(s)    +     2H2O(l)     →   2NaOH(aq)    +    H2(g) ∆S for Na = 51.05 J/mol.K ∆S…