From the following data, calculate the average bond enthalpy for the N-H bond: NH3(g)NH2(g)+ H(g) AH = 435 kJ/mol NH2(g) NH(g) H(g) AH = 381 kJ/mol NH(g) N(g)H(g) AH = 3.60 x 102 kJ/mol kJ/mol

Q: 2 NO2 (g)= N2O4 (g) Delta H = - 57.2 kJ what is the enthalpy change when 45.7 grams of dinitrogen…

A: 2 NO2 (g)= N2O4 (g) Delta H = - 57.2 kJ what is the enthalpy change when 45.7 grams of dinitrogen…

Q: Given the following enthalpy of reactions: N2(g) + O2(g) --> 2NO(g); DHo =…

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Q: Using the equations Sro (s) + CO, (g) → SrCO, (s) AH° = -234 kJ/mol 2 Sr(s) + O, (g) → 2 SrO (š) AH°…

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Q: When 0.728 g of sodium metal is added to an excess of hydrochloric acid, 7570 J of heat are…

A: Given: Amount of heat energy released (Q) = 7570 J Mass of Na = 0.728 g Molar mass of Na = 22.989…

Q: 9. Calcium oxide, CaO(s), reacts with carbon as shown. CaO(s) + 3C(s) + 462.3 kJ → CaC2(s) + CO(g)…

A: Calcium oxide, CaO(s), reacts with carbon to form calcium carbide and carbon monoxide. The balanced…

Q: 2. (a) The industrial process for the production of sulphuric acid has three steps. S (s) + O2 (g)…

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Q: Consider the following chemical equation. CH4(g) + 2O2(g) à CO2(g) + 2H2O(l)                 Using…

A: Enthalpy of formation of one mole of carbon dioxide = -393.5 KJ/mol Enthalpy of formation of one…

Q: When 3 moles of C is formed, what is the change in enthalpy? 3A + 6B + 5 kJ → 2C

A: Answer given below

Q: Fe,O3(s), with carbon monoxide, CO(g), as shown in the balanced equation below: Fe,O3(s) + 3CO(g) →…

A: given (1) CO(g) + 1/2O2(g) → CO2(g)                       ΔH° = -283 kJ (2) 2Fe(s) + 3/2O2 (g) →…

Q: What is the enthalpy change for producing 1.00 kg of acetic acid by this reaction?

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Q: 8. Determine the enthalpy for the following reaction, given AH (NH3(g)) =-46.1 kJ/mol, AH, (NO(g)) =…

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Q: the following equation. 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) ΔH⁰rxn   = −902.0 kJ If this…

A: Number of moles of ammonia reacted = given mass / molar mass = 7021 g/ 17.031 g/mole = 412.2 mole

Q: 2. The hydrogenation of coal is a method of producing methane by the following reaction: Ca + 2H2@)…

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Q: The combustion of 0.1583 g benzoic acid increases the temperature of a bomb calorimeter by 2.52°C.…

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Q: Calculate the enthalpy change for the reaction

A: Since you have posted multiple questions, we will solve first question for you. To get the remaining…

Q: Ozone, O3(g)O3(g), is a form of elemental oxygen that is important in the absorption of ultraviolet…

A: The question is based on the concept of enthalpy change.    amount of heat change taking place due…

Q: enthalpy change

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Q: Using the following reactions, calculate the enthalpy change for: 10 POCI3 (g) P4010 (s) + 6 PCI5…

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Q: The combustion of 0.1593 g benzoic acid increases the temperature of a bomb calorimeter by 2.55°C.…

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Q: The enthalpy change in the hydrogen combustion reaction is H2(g) + O2(g) H2O(1) AH-241.8 kJ/mol.…

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Q: Calculate enthalpy change for a chemical reaction. When NH3(g) reacts with N₂O(g) according to the…

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Q: 3. Enthalpy: Ozone, O3(g), is a form of elemental oxygen that is important in the absorption of…

A: Per mol change in Enathapy =  -284. 6 kj Higher enthalpy under 2O3 (g) or 3O2 (g) = -142. 3 kj

Q: Ammonia burns in the presence of a copper catalyst to form nitrogen gas. 4NH3 (g) +302(g) 2N2 (g) +…

A: Given chemical Reaction :- 4NH3 + 3O2 ---> 2N2 + 6H2O  ∆H = -1267 kJ  Molar mass of NH3 = 17.031…

Q: The enthalpy of methanol, CH 3OH (MW=32.0 g/mol) is -7.26 x 10 2 kJ/mol. Calculate the grams of…

A: A numerical problem for determining the enthalpy of methanol, which is to be accomplished.

Q: What is the enthalpy change of the following reaction: WO3 (s) + 3 H2 (g) → W (s) + 3 H20 (g) given…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Using the bond enthalpies in Table 8.6 of your textbook, determine the enthalpy change for the…

A: Given: Combustion of Methanol: CH3OH(l) + 1.5 O2 (g) -----> CO2 (g) + 2H2O(g)

Q: Calculate the enthalpy change for the combustion reaction below. 3_ CH;OH() + _ O2(9) → _ C(s) + _…

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Q: 3. The equation for thecombustion of gaseous methanol is: 2 CH;OH (g) + 3 O2 (g) → 2 CO2 (g) + A.…

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Q: Hydrazine, N2 H4, is a colorless liquid used as a rocket fuel. What is the enthalpy change for the…

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Q: Carbon disulfide burns in air, producing carbon dioxide and sulfur dioxide. CS2 (l) + 3 O2 (g) → CO2…

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Q: 5. H2 (g) + '2 O2 (g) → H2O (1) 2 Na (s) + '/½ O2 (g)→ Na2O (s) Na (s) + '/½ O2 (g) + ½ H2 (g) →…

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

Q: 2. Calculate the enthalpy for the following reaction: > 2NO2 (g) AH = ? kJ Nao) + 20zg) Using the…

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Q: Nitrogen monoxide, a gas recently found to be involved in a wide range of biological processes,…

A: Heat of reaction is defined as difference of energy of product  and energy of Reactant. If heat of…

Q: Consider the following reaction involving certain gas-phase compounds X, Y, and Z: X + 2Y  →  Z…

A: Bond enthalpy is also known as bond-dissociation enthalpy. It is the amount of energy required to…

Q: Ethanol, C2H5OH, is used as a fuel for motor vehicles, particularly in Brazil. (a) Write the…

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Q: 2. What is the enthalpy change for the process in which phosphorus pentachloride is formed from…

A: The required balanced chemical equation is:

Q: H2 (g) + '/½ O2 (g) → H2O (1) 2 Na (s) + '/½ O2 (g) → Na2O (s) Na (s) + '/½ O2 (g) + '½ H2 (g) →…

A: Hess's law states that "the standard reaction enthalpy is the sum of the standard enthalpies of the…

Q: 2.Calculate the enthalpy change for the reaction H2+ CH20→ CH3OH given the following bond…

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Q: The combustion of 0.4196 g of a hydrocarbon releases 17.55 kJ of heat. The masses of the products…

A: For a): The empirical formula of unknown hydrocarbon is calculated as,

Q: Given the following reaction and enthalpy value: H2(g) + I2(g) -> 2HI(g) deltaH = +52.96 kJ…

A: we know that enthalpy is additive in nature means when reaction add then enthalpy of reaction also…

Q: Given the standard enthalpy changes for the following two reactions: (1) 2C(s) + 2H2(g) C2H4(g) AH°…

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Q: What is the enthalpy change of the following reaction: WO3 (s) + 3 H2 (g) → W (s) + 3 H2O (g) given…

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Q: 97 kJ 5(s) + 202(g) → 2CuO(s) + SO2(g) AH° = -527.5 kJ ulate the standard enthalpy of formation (in…

A: Enthalpy of formation of CuO(s)  Cu(s) + 1/2 O2(g) ----> CuO(s) ----(4) Using Hess's law,  From…

Q: The enthalpy diagram indicates the enthalpies of formation for four compounds made from the elements…

A: Endothermic reactions are those reactions which absorbs energy. For such reactions, the enthalpy…

Q: Given the following reactions: N2(g) + 202(g) –→ 2NO2(g) AH = 66.4 kJ 2NO(g) + O2(g)→ 2NO2(g) AH =…

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Q: The combustion of 0.1566 g benzoic acid increases the temperature of a bomb calorimeter by 2.51°C.…

A: Heat loss by benzoic acid is equal to the heat gain by calorimeter. Qcalorimeter=-Qbenzoic acid Heat…

Q: Using the data provided below, calculate the standard enthalpy change for the following reaction:…

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Q: When N2(g) react with O2(g) to form N20(g) according to the following equation, energy is absorbed…

A: If any system absorb heat then system has profit of energy or it requires energy to complete the…