Calculate the entropy of the equation below: CaCO3(s) → CO2(g) + Cao (s) CaCO3(s) = 92.9 J/K.mol CO2(g) = 213.6 J/K.mol CaO(s) = = 39.8 J/K.mol *

Q: Calculate the entropy change of the universe (J/mol-K) when the entropy change of the system is 75.4…

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Q: What is that the entropy change of the universe (J/mol-K) when the entropy change of the system is…

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Q: A reaction has ΔH∘rxn= -134 kJ and ΔS∘rxn= 320 J/K.  At what temperature is the change in entropy…

A: Given: -ΔH°rxn = -134 KJΔS°rxn = 320 J/KIf everything is carried out at a constant temperature and…

Q: Solid CO2 (dry ice) sublimes at 195 K and its heat of sublimation ΔHsubl = 25.2 kJ/mol. A block of…

A: In order to calculate ΔS for any particular compound, apply the values of heat of sublimation and…

Q: Consider the following reaction: 2 NO(g)  N2(g) + O2(g) The enthalpy change at 298 K for this…

A: The given equilibrium reaction is  2 NO(g) ---------->  N2(g) + O2(g) The enthalpy change at 298…

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: Determine ΔH°rxn at 25 °C for the reaction 2 NOCl(g) → N2(g) + O2(g) + Cl2(g) given that the…

A: Given, balanced chemical reaction as follows,2 NOCl(g) → N2(g) + O2(g) + Cl2(g)standard heat of…

Q: FeO

A: ∆H°rxn = [ ∆H°f(Fe2O3) ] - [ ∆H°f(FeO) + ∆H°f(Fe) + ∆H°f(O2) ]  ∆H°rxn = [ -822.16 kJmol-1 ] - […

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

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Q: Is the following reaction spontaneous at room temperature (25.0 °C) ? 2 H2S(g) + 3 O2(g) 2 SO2(g) +…

A: Interpretation: The given reaction is spontaneous at room temperature or not is to be determined. At…

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

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Q: Combustion of C12H22O11(s) (sucrose or "table sugar") produces CO2(g) and H2O(l). When 1.99 g of…

A: We have to predict the ∆E as well as ∆H for combustion of sucrose (6.5 g).

Q: The ∆Hfº of MgO is –602 kJ•mol‒1.  When 20.15 g MgO is decomposed at constant pressure according to…

A: Given,ΔHf = -602 KJ/molMass of MgO = 2015 gMolar mass of MgO = 40.3044 g/mol

Q: When 1.99 g of sucrose is combusted in a constant volume (bomb) calorimeter, 32.8 kJ of heat is…

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Q: Calculate the entropy of the equation below: 4 KCIO3(s) → 3 KCIO4(s) + KCI (s) KCIO3 = 142.97…

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Q: Calculate the entropy change of the universe (J/mol-K) when the entropy change of the system is 38.4…

A: Given the entropy change of the system, ∆Ssystem = 38.4 J/mol-K

Q: Calculate ∆Gº for the reaction, C3H8(g)+5O2(g)→3CO2(g)+4H2O(g), where ∆Gfº=-23.5 kJ/mol for C3H8(g),…

A: Gibbs free energy is the energy which is utilised to do uswful work. It is an extensive property…

Q: The heat of vaporization of methanol, CH3OH, is 35.20 kJ/mol. Its boiling point is 64.6°C. What is…

A: The change in entropy  for the vaporization of methanol has to be calculated, Given: The heat of…

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

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

Q: Upon heating, baking soda decomposes as follows, creating the holes in baked bread: 2NaHCO3​(s) -->…

A: 39.0 g of NaHCO3 decomposes to produce energy of -30.0 kJ39.0 g of NaHCO3=39.0 g of NaHCO3×1 mole of…

Q: Solid CO2 (dry ice) sublimes at 195 K and its heat of sublimation ΔHsubl = 25.2 kJ/mol. A block of…

A: In order to calculate ΔS for any particular compound, apply the values of heat of sublimation and…

Q: The decomposition of calcium carbonate is given by the reaction, CaCO3(s) → CaO(s) + CO2(g).…

A: (a)The reaction for the decomposition of one mole of calcium carbonate is obtained by reversing the…

Q: Given ΔG∘rxn=103.7 kj/mol for N2O(g) and ΔG∘rxn=-520.3 kj/mol for BaO(s), calculate ΔG∘rxn for the…

A: Given : ΔG∘rxn=103.7 kj/mol for N2O(g)  ΔG∘rxn=-520.3 kj/mol for BaO(s), calculate ΔG∘rxn .

Q: Calculate the ΔG∘rxn for 2ClF (g) + Br2 ​(g) <------> 2ClBr (g) + F2 ​(g) _____ kJ/mol

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Q: Predict the normal boiling point of hydrogen peroxide (H2O2) from the following data:     ΔHºf,…

A: Given that :   ΔHºf, kJ/mol Sº, J/(mol • K) H2O2(ℓ)  –187.8  110 H2O2(g)  –136.3  233

Q: Consider the following reaction at 25 °C: 3 NiO(s) + 2 NH (g) → 3 Ni(s) + N,(g) + 3 H̟O(g) kJ If AG°…

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Q: Which statement is INCORRECT with respect to thermodynamics? A) The sign of ΔG for a reaction is…

A: A) Gibbs free energy change, ∆G is related with enthalpy change, ∆H, temperature and Entropy change,…

Q: Calculate the change of the entropy of the system in J/K for the following phase transition:…

A: Given data -  Mass of methanol = 64.1 g  Molar mass of methanol = 32.04 gmol-1   Enthalpy of…

Q: In the following experiment, solid CaCl2 (M = 110.98 g/mol) is dissolved in water: CaCl2(s) →…

A: Answer:Law of conservation of energy states that energy cannot be created nor destroyed, it can only…

Q: Calculate the change in entropy that occurs in the system when 45.0 g of acetone (C3HO) freezes at…

A: For this we have to use the formula: △S=△HfusionTWhere;△S= Change in entropy△Hfusion= Std. enthalpy…

Q: Consider the following reactions at 298 K. 2 03(g) → 3 O₂(g) O₂(g) → 2 0(g) NO(g) + O3(g) → NO₂(g) +…

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Q: System A |8 J System B | 8 J 7J 6J Energy 4J 3J |2J 4J 2J Question 21 options: System A has more…

A: The systems given are, Given: The number of particles is 3 And the total energy of particles is 12…

Q: Calculate the entropy (in J/K) change when 186.8 g of liquid cyclohexane, C6H12, freezes at 6.47°C.…

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Q: Calculate the entropy (in J/K) change when 866.7 g of liquid cyclohexane, C6H12, freezes at 6.47°C.…

A: Entropy change for a reversible phase transition is ; ∆S=∆HT∆H=enthalpy change of…

Q: Acetone, CH3 COCH3, boils at 56°C. The heat of vaporızation of acetone at this temperature is 29.1…

A: Given data contains, Boiling point of acetone is 56°C=329 K. Heat of vaporization is 29.1 kJ/mol.…

Q: Consider the following reaction: Sr(OH)2(s) → Sr2+(aq) + 2 OH-(aq)     ΔHorxn = -19.3 kJ/ mol Sorxn…

A: At given temperature reaction is product favorable without giving energy from outside is said to be…

Q: Which one of the systems would have more entropy and why if there's 3 particles w a total energy of…

A: The systems given are, Given: The number of particles is 3 And the total energy of particles is 12…

Q: Using the ΔHo for the reaction calculate the increase in temperature of the resultant salt solution…

A: Recall the given reaction as follows     HClaq + NaOHaq → NaClaq + H2Ol  , ∆Ho=-55.9 kJ/mol Here…

Q: Determine the standard entropy of NO(g) given the following information NO(g)+0,(g) → NO,(g) ASn =…

A: Introduction: We have to calculate the entropy for NO(g).