Calculate DH for the reaction 2N2(g) + 5O2(g) ---> 2N2O5(g), from the following Data.

Q: What is the enthalpy of formation (AH°;) of NaHCO3(s) from its constituent elements?

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Q: For the reaction Na2CO3 (s) + 2HClg) → NaCle) + CO2 (g) + H2Om AH is -144.1 kJ. What is AU.

A: Since you have posted multiple unrelated questions, we are entitled to answer the first only. The…

Q: Which statement best describes the reaction (s) + 4HCI, at a low temperature of 25 °C that has AH°=…

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Q: What would be the final temperature of 231.6mL of NaCI solution upon releasing 24.1kJ of energy to…

A: The heat released/absorbed is calculated by using the formula : q = mCsΔT q = Heat released/absorbed…

Q: For the reaction 4HCl(g) + O₂ (g) → 2H₂O(g) + 2Cl₂ (g) AH° -114.4 kJ and AS° = -128.9 J/K The…

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Q: A styrofoam calorimeter contains 60.0 mL of 0.750 M H3C6H5O7 at 22.8oC. When 9.83 g NaHCO3 is added…

A: Change in enthalpy i.e. ∆Hreaction can be calculated using the formula: ∆Hreaction=mC∆T where, m is…

Q: B. A 1.0-mol sample of an ideal gas is kept at 0 °C during an expansion from 0.003 m³ to 0.01 m³.…

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Q: Given the following standard enthalpies; H2(g)  ➡    2H(g)                 △H = +436KJ O2(g)    ➡…

A: The two reactions given are, 1) H2 (g) --------> 2 H (g)                                  ΔH =…

Q: What is the standard enthalpy change for the reaction? 2NH3(g) ----* NzH4(1) + Hz(g) (A) -935…

A: What is the standard enthalpy change for the reaction?

Q: Determine the standard enthalpy of formation ∆f Hº (in kJ/mol) for HI (g) given that the enthalpy of…

A: Since the enthalpy of reaction can be calculated as  ΔH reaction = sum of (enthalpy of formation of…

Q: H3C. (k) Og Zn/CH,COOH H3C heat 1R

A: The given reaction is the example of Diels alder reaction. In the second step ozonolysis of alkene…

Q: Determine

A: We will calculate ∆H rxn by doing operation in giving equation

Q: Estimate the difference between AHreaction and AU reaction (in kJ/mol) for the reaction: N₂H4(1) +…

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Q: The combustion of propane gas leads to formation of carbon dioxide and water by the following…

A: Answer:- firstly from the balanced chemical equation and the enthalpy of reaction , moles of carbon…

Q: Calculate the standard enthalpy of the reaction for the process 3NO(g) --> N2O(g) + NO2(g)

A: Given :- 3NO(g) --> N2O(g) + NO2(g)   standard enthalpy of formation of NO = 90 kJ/mol  standard…

Q: write a balanced formation equation at standard conditions for each of the following compounds: (a)…

A: Formation equation is the chemical equation that is written for the forming one mole of any compound…

Q: For a given sample of CH3OH, the enthalpy change during the reaction is 82.5 kJ. What mass of meth…

A: Given :- ∆H = 82.5 kJ  To calculate :- mass of CH4 (in g)  Molar mass of CH4 = 16.0 g/mol

Q: • When wine is exposed to air, the ethyl alcohol is oxidized to acetic acid: C,H5OH(/) +O2(g) →…

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Q: Calculate the enthalpy reaction for 3SO2 (g) + 2 HNO3 (l) + 2 H2O (l) --> 3 H2SO4 (l) + 2 NO (g)

A: The enthalpy for the reaction can be calculated with help of the formula shown below, ∆H∘reaction =…

Q: Calculate the standard molar enthalpy of formation of NO(g) from the following data: (A)…

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Q: B. A 1.0-mol sample of an ideal gas is kept at 0 °C during an expansion from 0.003 m³ to 0.01 m³.…

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Q: 18. Use the chemical equations shown below to determine the enthalpy for the reaction: Fe,O«(s) +…

A: To solve this problem we will use the given thermochemical equations .  We have to make a…

Q: Given the standard enthalpy changes for the following two reactions: (1) Hg(l) + Cl2(g) ->…

A: The question is based on Hess law.   it  states that net enthalpy change for the reaction remains…

Q: Given the standard enthalpy changes for the following two reactions: (1) 2Pb(s) +…

A: This problem can be solved using Hesse's law of constant heat summation.

Q: 6. Given the reaction: H:(g) + 1(g) = 0.0623 mole of H,(g), 0.0414 mole of 1-(g), and 0.224 mole of…

A: Hello. Since your question has multiple subparts, we will solve only the first three subparts for…

Q: In a constant‑pressure calorimeter, 75.0 mL75.0 mL of 0.900 M H2SO40.900 M H2SO4 was added to 75.0…

A: Calorimeter is a device that measures the heat. The process is called calorimetry. If the process…

Q: In a constant-pressure calorimeter, 65.0 ml. of 0,860 M H, SO, was added to 65.0 ml. of 0.420M NAOH.…

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Q: 20.) Industrial production of methanol uses a synthesis gas which is a mixture of carbon monoxide…

A: This problem is based on Hess's law Hess's law states that the enthalpy change or heat evolved or…

Q: Calculate the amount of heat transferred when 26.0 g of CH3OH(g) is decomposed by this reaction at…

A: According to reaction, 2 moles of CH3OH involves +252.8 kJ

Q: Calculate ArG and equilibrium constant for the following reaction 2H2 (g) + O2 (g) → 2H2O (g) If…

A: R = gas Constant = 8.314 J/mol.K T = 298 K Keq = equilibrium constant = ?   By using all this we can…

Q: Given the following thermochemical data at 25°C and 1 atm pressure, 3/2 02(g) + 2B(s) = -1264 kJ; -…

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Q: etermine the enthalpy for the reaction shown below. CS2(l)  +  3O2(g)  -->  CO2(g)  +  2SO2(g)…

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Q: Combustion of glucose (C6H₁206) is the main source of energy for animal cells: C6H₁206 (s) + 60₂(g)…

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Q: Calculate the enthalpy value for: NO (g) + (1)/(2) O2 (g) - > NO2 Using: (1)/(2) N2 + O2 (g) - > NO…

A: We will employ Hess's law to achieve this, which states that the total enthalpy change for a…

Q: The industrial synthesis of chloroform by the reaction of methane with Cl2 is carried out according…

A: The given equation is not balanced, so the first step is to balance the equation.  CH4 (g) + 3Cl2…

Q: Use the standard reaction energies given below to determine AG*rxn for the following reaction:…

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Q: In a constant‑pressure calorimeter, 55.0 mL55.0 mL of 0.900 M H2SO40.900 M H2SO4 was added to 55.0…

A: given: total volume = 55 ml + 55 ml = 110 ml = 110 g mass of solution = 110 g specific heat C =…

Q: The following reaction is classified as and CHĄ(g) + 202(g) CO2(9) + 2H2O(g) exothermic reaction

A: The correct answer about reaction types is given below

Q: Suppose you place 0.a300 gof magnesium dchips in a coffee-cup calorimeter and then add t100.0 ml. of…

A: A numerical problem based on chemical thermodynamics, which is to be accomplished.

Q: Determine the enthalpy for the reaction shown below. CS2(l)  +  3O2(g)  -->  CO2(g)  +  2SO2(g)…

A: In this question, we have to find out the correct answer of given problem by the help of…

Q: I need help with question 80?

A: Entropy of a reaction is defined as the increase in degree of randomness of product molecules…

Q: A cylinder of volume 0.270 m³ contains 10.1 mol of neon gas at 17.7°C. Assume neon behaves as an…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: The gas butane, C4H10(g), can be used in welding. When butane is burned in oxygen, the reaction is:…

A: Chemical equation :

Q: Given the standard enthalpy changes for the following two reactions: (1) 2Zn(s) + O2(g)2ZNO(s).....…

A: Given: The reaction are as follows: 2Zn(s) + O2(g)------>2ZnO(s)                      ∆H0=-696.6…

Q: Determine the total heat absorbed by the reaction, in kJ, if 2.50 g of O, is required to fully…

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Q: The hydrocarbons acetylene (C2H2) and benzene (C6H6)have the same empirical formula. Benzene is an…

A: a.