Consider the balanced reaction 3 A + 7 B → 4 C + 2 D and the absolute entropies provided in the table below. Compound S° (J/(mol·K)) B -363.3 C 87.8 D 320.1 Suppose that the ΔS° of the overall reaction is -1,729.1 J/(K·molrxn). Calculate the absolute entropy of A in J/(mol·K). Report your answer to three decimal places (ignore significant figures).

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: ΔS° for the reaction shown is equal to -781.7 (J/mol-K). Use the information given in the table to…

A: Given, 2 A(s) + 3 B(g) → 1 C(s) + 2 D(g) ∆G°rxn = -781.7 J/mol-K Standard entropy for the substance…

Q: "he heat of vaporization of carbon disulfide, CS2, at 25°C is 27.2 kJ/mol. What is the entropy…

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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: Calculate the entropy of the system (J/mol-K) for the reaction shown using the values for S° found…

A: The correct balanced reaction:  4 Cr (s) + 3 O2 (g) ==> 2 Cr2O3 (s)  Entropy of the system is…

Q: Calculate the standard entropy change for the formation of one mole methanol at 25 °C.    2 CO2(g)…

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

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Q: → 8 C + 3 D and the absolute entropies provided in the table below. Compound S° (J/(mol·K)) A…

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Q: The standard molar entropy of silver chloride (AgCl) is 96.2 J/(mol x K). What is the entropy of…

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Q: Consider the following reaction: SO2(g) + 1/2 O2(g) → SO3(g) Calculate ΔGorxn (in kJ) at 298 K.…

A: To determine delta G , first we will calculate deltaH and deltaS for reaction  . After that we will…

Q: 46. Which of the following involves a decrease in entropy? A) the sublimation of solid CO2 into CO2…

A: The correct answer about entropy is given below

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: The normal boiling point of ethanol, C2H5OH, is 78.3 °C. Its molar enthalpy of vaporization is 38.56…

A: Molar heat of vaporisation of a substance is defined as the amount of heat absorbed by one mole of…

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

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Q: Which reaction is most likely to have a decrease in entropy? O NaCl(s) → Na*(aq) + Cl(aq) O 2 NH3(g)…

A: When the reaction shows the positive entropy change then the reaction is spontaneous.

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: g_2021 [References] Chloroform, CHC13, is a solvent and has been used as an anesthetic. The heat of…

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Q: Use the standard molar entropies to calculate ΔS°rxn for the following reactions:   Ag+ (aq)+Cl-…

A: Answer :-  a) ∆S° = -207 (J/K)  Ag+(aq) +Cl-(aq) → AgCl(s) , ∆S° = -207 (J/K)…

Q: Calculate the standard entropy change for the following reaction at 25°C. CH,(g) + 2 O2(g)→ CO2(g)…

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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: One of the reactions that destroys ozone in the upper atmosphere is NO(g) + 03 (9) NO2 (9) + O2 (9)…

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Q: In a reaction where addition and elimination reactions are in competition, which of the following…

A: In the addition reaction, the sigma bond formation takes place and the pi bond is being broken. The…

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: Heat is consumed to mold a plastic figurine. For this process, is the ΔH (change in enthalpy)…

A: "To get remaining parts solved please repost the complete question and mention the parts to be…

Q: What is the entropy change when 1.20 moles of CCl₂F2 condenses at 25.0 °C? [AH(vap) = 17.2 kJ/mol at…

A: The temperature at which CCl2F2 condenses is given as .The relationship between temperature in…

Q: What is the change of entropy in the vaporization of 5 grams of ice cube at 0C to steam at 100 C.…

A: The degree of randomness of the system is called entropy. Specific heat capacity of water(c)=…

Q: ΔS° for the reaction shown is equal to -610.5 (J/mol-K). Use the information given in the table to…

A: Given, 3 A(s) + 2 B(g) → 1 C(s) + 2 D(g) ∆S°rxn = -610.5 J/mol.K Standard entropy, S° for he…

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: Acetone, CH; COCH3 , boils at 56°C. The heat of vaporization of acetone at this temperature is 29.1…

A: Given: Boiling point temperature= 56 C=329.15 K Heat of vaporization= 29.1 kJ/mol

Q: For a particular reaction, AH° = 67.7 kJ and AS° = 126.9 J/K. Assuming these values change very…

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Q: Use the data below to calculate ΔG at 245 K for each of the following reactions.  Compound   ΔH°f…

A: The Gibb’s equation of thermodynamic purposed a relation between ∆S, ∆H and ∆G with Temperature.…

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

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Q: Given the following reaction: 2NO(g) + Cl2(g) 2NOCl(g) DHorxn = -75.5kJ 1. Is the reaction…

A: The reaction taking place is given as, => 2 NO (g) + Cl2 (g) -------> 2 NOCl (g)…

Q: What are the sign and magnitude of the entropy change for the reaction? Does the sign of Δ

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

Q: 3. Calculate the value of ΔSo for the formation of POCl3 from its constituent elements, as shown…

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Q: What is the entropy change when 1.90 moles of CHCl3 condenses at 61.0 °C? [AH(vap) = 29.6 kJ/ mol at…

A: As per the given question, change in entropy needs to be calculated for condensation of chloroform…