59.  The following sequence of reactions occurs in the commercial production of aqueous nitric acid:4NH3(g)+5O2(g)⟶4NO(g)+6H2O(l)ΔH=−907kJ4NH3(g)+5O2(g)⟶4NO(g)+6H2O(l) ΔH=−907kJ 2NO(g)+O2(g)⟶2NO2(g)ΔH=−113kJ2NO(g)+O2(g)⟶2NO2(g) ΔH=−113kJ 3NO2+H2O(l)⟶2HNO3(aq)+NO(g)ΔH=−139kJ3NO2+H2O(l)⟶2HNO3(aq)+NO(g) ΔH=−139kJ Determine the total energy change for the production of one mole of aqueous nitric acid by this process.

Q: Use standard enthalpies of formation to determine the ΔHo in kJ for the following reaction: 4NH3(g)…

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Q: Given the following reactions and their molar enthalpies: 2H2(g) + O2(g) ---> 2H20(1) AH = -483.6 kJ…

A: Since on multiplying 1.5 on reaction 1 and multiplying reaction 2 by 0.5 we will get the reactions…

Q: Calculate ΔH° for the combustion of methane. CH4 (g) + 2 O2 (g) → CO2 (g) + 2 H2O (g) Given the…

A: We have to calculate the ∆H° for Reaction.

Q: 25°C, the enthalphy of formation of gaseous nitric acid is -134 KiloJoules per mole. Calculate the…

A: For the given reaction, Enthalpy of formation of nitric acid = -134 KJ/mol Temperature = 25°C = 298K…

Q: combustion of octane (in gasoline) occurs according to the reaction 2 CgH₁8 + 25 0₂ 16 CO₂ +18 H₂O.…

A: Given-> ∆Hf(octane) = -268.8 KJ/mole ∆Hf(CO2) = -394KJ/mole ∆Hf(H2O) = -286 KJ/mole

Q: For the reaction A2 + B2 → 2AB, Ea(fwd) = 105 kJ/mol and Ea(rev) = 77 kJ/mol. Assuming the reaction…

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Q: Calcium carbonate decomposes to lime according to the following reaction: CaCO3(s) = CaO(s) + CO2(g)…

A: Enthalpy change of a reaction is simply is the difference in the enthalpies of products to…

Q: N2 (g) + O2 (g) 2 NO (g) AH°rxn = +197 kJ %3D NO2 (g) → NO (g) + 1/2 O2 (g) AH°rxn = +89.2 kJ What…

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Q: (1) 4C(s) + 5H2(g)–C„H,,(g) AH° = -125.6 kJ %3D (2) C2H2(g)2C(s) + H,(g) AH° = -226.7 kJ what is the…

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Q: heat of reaction for the following reaction:   (NH4)2Cr2O7(s) → Cr2O3(s) + N2(g) +4H2O(g)

A: Heat of the reaction is "at the constant temperature amount of heat absorbed/released in a chemical…

Q: Ammonium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of…

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Q: 7. Ammonium nitrate and sodium hydroxide react to yield ammonia, water vapor, and sodium nitrate.…

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Q: A solid 30.2 cm^3 block of KClO3 is heated in the laboratory and decomposes according to the…

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Q: A chemist measures the enthalpy change AH during the following reaction: 2H₂O() + O₂(g)-2 H₂O₂(1) ΔΗ…

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Q: The value of ΔS° for the formation of phosphorous trichloride from its constituent elements, P2 (g)…

A: entropy is thermodynamic property which measure the randomness of the system here we are required to…

Q: the standard enthalpy of combustion of ethane gas, C2H6(g), is -1559.7 kJ/mole at 298 K. given the…

A: Given that : The standard enthalpy of combustion of ethane gas, C2H6(g) = -1559.7 kJ/mol The…

Q: Calculate ΔH∘ΔH∘ in kilojoules for the reaction of acetylene (C2H2)(ΔH∘f=227.4kJ/mol) with O2O2 to…

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Q: Calculate ΔHrxn for the following reaction: BaO(s)+CO2(g)→BaCO3(s) Use the following reactions and…

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Q: Calculate AH° for the combustion of methane. CH4 (g) + 2 02 (g) →CO2 (g) + 2 H2O (g) Given the…

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Q: Question 6

A: Standard enthalpy of formation of N2 (g) = 0 KJ/mol Standard enthalpy of formation of O2 (g) = 0…

Q: Using the provided table, determine the molar enthalpy (in kJ/mol) for the reaction C(s) + CO, (g)→…

A: Solution - According to the question - Given - The enthalpy change for the reaction is given as…

Q: monium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of…

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Q: From the following enthalpies of reaction: H2 (g) +F2 (g) → 2HF (g) ∆H = −537 kJ C (s) + 2F2 (g)…

A: H2 (g) +F2 (g) → 2HF (g) ∆H1 = −537 kJ  ......................(1) C (s) + 2F2 (g) →CF4 (g) ∆H2 =…

Q: 9. Use the standard reaction enthalpies given below to determine AH°rxn for the following reaction…

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Q: a solid 30.2 cm³ block of KClO₃ is heated in the laboratory and decomposes according to the…

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Q: Consider the reaction below for the combustion of methane (CH4, which is the principal component of…

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Q: What is AHan for the following chemical reaction? Со-() + 2кон(s) -Н-0(g) + К2CO3(s) You can use the…

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Q: what is the enthalpy change for the reaction Ba Halg) +30al9) 7 B,03(5) +3H,041) AH=? a.) -239 HJ…

A: The balanced reaction taking place is given as, => B2H6 (g) + 3 O2 (g) ----------> B2O3 (s) +…

Q: Hemoglobin carries O₂ from the lungs to tissue cells, wherethe O₂ is released. The protein is…

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Q: Diamond and graphite are two crystalline forms of carbon. At 1 atm and 25°C, diamond changes into…

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Q: Ammonia burns in the presence of a platinum catalyst to produce nitric oxide, NO: 4 NH, (g) + 50,…

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Q: A chemist measures the enthalpy change AH during the following reaction: PĄ(s) + 6 Cl,(g)→4 PCI3(g)…

A: Answer:- This question is answered by using calculation of enthalpy of reaction using the standard…

Q: The endothermic decomposition of magnesium oxide is described in the chemical equation below.…

A: Reaction for which the enthalpy change has to be determined is the reverse of the given reaction…

Q: Given the following set of reaction data, H2(8) +02(8) –H,O(1) 2B(s) +3H2(g) – B,H, (g) 2B(s) +O2(g)…

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Q: 11. 2Cr2O3(s) → 4Cr(s) + 302(g) AH° = +2269.4kJ (a) What is the heat of formation of chromium (III)…

A: Given reaction: 2Cr2O3 (s) → 4Cr (s) + 3O2 (s)    ∆H∘ = +2269.4 kJ We have to calculate the heat of…

Q: Diborane (B2H6) is a highly reactive boron hydride that was once considered as a possible rocket…

A: The enthalpy for the chemical equation (6) is calculated as shown below. H2g+12O2g→H2Ol, -286…

Q: Ammonium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of…

A:

Q: A chemist measures the enthalpy change AH during the following reaction: 8 SO,(g) + 16H,S(g)→3 S3(s)…

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Q: When 0.8451 g of naphthalene (C10H8) combusts in a bomb calorimeter, the temperature rises by…

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Q: Acetic acid (CH3CO2H), whose aqueous solutions are known as vinegar, is prepared by reaction of…

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Q: Determine the standard enthalpy of reaction, AH°n, of the reaction below, given the following…

A: Mg(s) + 2H2O(l) ---> Mg(OH)2(s) + H2(g)

Q: The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the…

A: Given reaction is : 2Na2O2 (s) + 2H2O(l) ---> 4NaOH(s) + O2(g)

Q: Given that enthalpy of formation of the several compounds: C(s)+O2(g)→CO2(g);AH=-393.5kJ…

A: Enthalpy is an extensive property will depend on the number of moles of species

Q: CO(g)+H2(g)+O2(g)⟶CO2(g)+H2O(g) What is ΔH for the reaction above, given the following reaction…

A: The given data,     2Cs+O2g→2COg     ∆H1=-222 kJ—l      Cs+O2g→CO2g       ∆H2=-394 kJ —ll…

Q: Consider the following two reactions: N2(g) + 202(g) → 2NO2(g) AH = +88 kJ N2(g) + 202(g) → N¿0«(g)…

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Q: 17. Given the following set of reaction data, Do tad b s H2 (g)+ O2(g) –→ H,O(1) 2B(s) +3H2(g) B,H,…

A: We have given the three reaction equations,  (1) :     H2 (g) + 12 O2 (g) → H2O (l)…

Q: The bombardier beetle uses an explosive discharge as a defensive measure. The chemical reaction…

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Q: For the reaction 2 A(g) → A2(g), Q = -20.00 kJ for the formation of one mole of A2(g) at constant…

A: Given data: The reaction is- 2 A(g) → A2(g), Q = -20.00 kJ  Temperature = 25.00◦C

Q: The standard enthalpy of combustion of methane gas, CH4(9), is -890.1 kJ/mol at 298 K. Given the…

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Q: For the reaction given below: A2(g) + B2(g) --> 2AB(g) the change in internal energy is 2.5…

A: The balance chemical reaction :  A2(g) + B2(g) ---> 2AB(g)  The change in internal energy = 2.5…