The table below shows the values ​​of the standard enthalpies of formation of the substances involved in the reaction shown below. With these data, the value of the enthalpy of the reaction ∆°RX for this reaction will be: Select one: a. -744.9 b. -4519 c. -130.4 d. -4219

Q: Given the enthalpies of formation for ethanol in the liquid and gaseous states are -277.7 and -235.1…

A: Formula used :     Tb = delta H/ delta S

Q: Čonsider the reaction of NO and Cl2 to produce NOC1.a) What is AS°(system) for this reaction and…

A: When NO reacts with Cl2 to form NOCl ;  2NO(g) + Cl2 (g) ==> 2 NOCl (g)

Q: Explain why the a-proton is acidic. (I am looking for a detailed explanation. You may use structural…

A: The hydrogens that are bonded on alpha carbon of a carbonyl compound, are called alpha protons.…

Q: 11. The mathematical equation that best defines the first law of thermodynamics is OA. AH = AU + pAV…

A:

Q: the following reaction 2 NO (g) +  O2 (g) -> 2 NO2 (g) Horxn = -12 kJ and Sorxn = -146 J/K. a.…

A: Given-> 2NO(g) + O2(g) ---> 2NO2(g) ∆H°rxn = -12 KJ = -12000 J (1 KJ = 1000J) ∆S°rxn = -146J/K…

Q: Consider the following reaction at 25°c: 2NH,(g)+CO,(g) =NH,CONH,(aq) + H,0(8) For this reaction A…

A:

Q: 13. Using the given data of standard molar Gibbs free energy of formation, determine ArG (kJ) at 298…

A:

Q: * :The concentration of ( mgO) in bone is a-10.2 b-0.2 c-0.3 d-4 :We can write law the work as…

A:

Q: the boiling point of AB2

A: Given, Using the thermodynamic data at 298 K in the table below, to calculate the boiling point of…

Q: What is the Gibbs Free Energy change of a reaction that has Keq of 12.5 at 25degC? a.6.26 kJ/mol…

A: Given that: Keq = 12.5 T = 25°C = 25°C + 273 = 298K

Q: Using the Second Law to predict spontaneous change Read the descriptions of physical or chemical…

A: The given problem is based on the spontaneity of physical or chemical change.

Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: Answer:A chemical reaction can only be spontaneous when  is less than zero and value of  is:Here: T…

Q: Given the free energy of the reaction below at 900 K, calculate K. Please take note of units.…

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Q: 4. For the reaction, diamond ⇒ graphite, AG = -2.87 kJ/mol at 298 K. What additional information do…

A: Given: For the reaction,  Diamond <----> Graphite ∆Go = -2.87kJ/mol

Q: Consider the reaction: N204(g) 2 NO2(g). What is AS° at 25 °C? AHP, kJ mol-1 AGf, kJ mol-1 NO2 33.85…

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Q: For a spontaneous exothermic process, which of the following must be true

A: The given question tells that the reaction is spontaneous and exothermic

Q: Calculate the ∆H for the reaction: N2O4 + CO → N2O + CO2

A: Given that -  Following Reaction -  N2O4 + CO → N2O + CO2  After balancing it can be written as -…

Q: Consider freezing a 20 cm x 20 cm x 20 cm cube of water. Calculate AH, AU, q, and w for the process.…

A:

Q: 4. Write the equation for the First Law of Thermodynamics. And explain each variable.

A: The first law of thermodynamics states that energy is conserved as it cannot be created nor be…

Q: 3. The equilibrium constant for the reaction: 250:(8) + O:(8) = 250,(8) is 2.8 x 10' at 25.0°C. a.…

A: Given, reaction : 2SO2(g) +O2(g)⇌2SO3(g) Equilibrium constant , Keq=2.8×102

Q: 2.1.1 Calculate ∆rGo , using only Gibbs energy values. 2.1.2 Calculate the equilibrium constant, K,…

A: Given that -  1/4 S8 (s) + 3O2(g) → 2SO3 (g)    (2.1.1) -    Then, Gibbs free energy is -  ∆G°rxn =…

Q: If there are two chemical reactions: #1 with change in Gibbs free energy of -25 kJ/mol; and #2 with…

A: #2 since it has a higher change in Gibbs free energy.

Q: What is standard free energy change for the formation of NO(g) from N2  and O2 at 298K given that…

A: Standard free energy change for a reaction is the energy released or absorbed when reactants…

Q: For the reaction CaCO3(s) → CaO(s) + CO2(g)       ΔHo = -17.8 kJ  and ΔSo = -161 J/K,  at standard…

A: Enthalpy change of a chemical reaction is used to measure the amount of heat energy released or…

Q: TRUE OR FALSE 1. Lowering the temperature of the system will lead to an increase in entropy. 2.…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A certain liquid has a vapor pressure of 92.0 Torr at 23.0 °C and 231.0 Torr at 45.0 °C. Calculate…

A: Given, P1= 92 torrT1=23°C =(23+273)K=296 KP2=231.0 torrT2=45°C =(45+273)K=318 K

Q: Calculate ΔΔG° for the reaction below at 25.0°C         CS2(g) + 3Cl2(g) → S2Cl2(g) + CCl4(g)…

A: Applying formula ∆G = ∆H - T∆S

Q: Use Table 6 values to calculate AGO (in kJ) at 4000 K for the following reaction: NO2 (g) + CO(g)…

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Q: Substance C (g) H: (9) CH. (g) Calculate AS° for C(g) + 2 H₂(g) →→ CH4(g). S* (J/mol. K) 158.1 130.6…

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Q: Which statement is true of the internal energy of the system andits surroundings following a process…

A: The change internal energy is positive that is ∆Esys=+65 kJ.

Q: The reaction of A2(g) +3B2(g) 2AB3(g) has ΔH°= -251 kJ values. Calculate the ΔU° values if the…

A: The question is based on the concept of chemical thermodynamics. it involves application of first…

Q: Calculate the change in standard free energy for a reaction at 316.30 K; the change in standard…

A: The provided temperature (T)=316.30K change in standard molar enthalpy(∆H)= -95.40kJ/mol change in…

Q: 1.) The enthalpy of formation of BaCl2(s) is -858.6 kJ/mol, which of the following st

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: Given physical or chemical change:A gas expands, absorbing heat from the surroundingsDuring an…

Q: Calculate the change in enthalpy for the following reaction: A + 3B → D ∆Hrxn =? Given: 3A + 12B →…

A:

Q: Consider the synthesis of sulphur trioxide from its elements at 25oC: 1/4 S8 (s) + 3O2(g) → 2SO3 (g)…

A: Given reaction is  1/4 S8 (s) + 3O2(g) → 2SO3 (g) Given thermodynamic data is  Species…

Q: Consider the synthesis of sulphur trioxide from its elements at 25oC: 1/4 S8 (s) + 3O2(g) → 2SO3 (g)…

A: Given chemical reaction is  1/4 S8 (s) + 3O2(g) → 2SO3 (g) Thermodynamic Data given is : Species…

Q: 76. Consider the reaction: CO₂(g) + CCl4 (g) = 2 COC1₂ (g) Calculate AG for this reaction at 25 °C…

A: The change in Gibbs free energy is calculated using the following expression.…

Q: What is ∆Gο at 25° for the reaction: 2 CO (g) + 2 H2 (g) → CO2(g) + CH4(g), given that at 25° ∆Hο =…

A: Recall data, ∆H°=-247.3 KJ mol-1 ∆S°=-256.5 J mol-1K-1= -0.2565 KJ mol-1K-1 ∆G°=?

Q: ΔH° = -90.84 kJ for the following reaction: 2 Hg(l) + O2(g) →2 HgO(s). This reaction is most likely…

A: Given that, A reaction, 2 Hg(l) + O2(g) →2 HgO(s) ΔH° = -90.84 kJ

Q: Table 2. Gibbs Free Energies of formation (kJ), ∆G°f, for Ions in 1M Solution and Ionic Solids…

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Q: Calculate the Gibbs free energy (in kJ) at 39 degrees C if ΔH reaction is -165 kJ/mol and ΔS…

A: The value of temperature is 39˚C, the enthalpy change of reaction is -165 kJ/mol and the entropy…

Q: Which of the following statements is correct regarding the change in Gibbs free energy of a chemical…

A: Gibbs free energy is a measure of maximum available work that can be extracted from any system under…

Q: Consider the following reaction at 25°C: 2NH3(g) + CO,(g) =NH,CONH,(aq) + H,0(8) For this reaction A…

A:

Q: Which of the following statement is/are true abe I. Energy is can be transferred and transformed.…

A: According to first law of thermodynamics:  It is the law of conservation of energy and can be stated…