Q.30. Calculate the heat of combustion AH°, 298K of solid oxalic acid (C,H,O., s) at 25 °C and atmospheric pressure, using the standard molar enthalpies of formation. 1) Write the equation of this reaction and calculate, using the data, its standard enthalpy at 298K. 2) Explain why the standard enthalpy of formation of gaseous oxygen is zero? (Explain in one sentence only) Given: Standard molar enthalpies of formation at 298.15K AHF (kJ/mol) -829.9 Substance and State C,H,O.(s) CH,O.(g) CO.(g) CO((aq) H,O(g) H,O() -731.8 -393 -413.26 -241.8 -285.2

Q: Consider the reaction for the combustion of heptane (C7H16) in the presence of oxygen (not air),…

A: Combustion of heptane (C7H16) with oxygen (O2) occurs with products CO2 and H2O and excess…

Q: 4. The enthalpy of fusion of anthracene (solute) is 28.8 kJ/mol and its melting point is 217 degC.…

A:

Q: 4.114. Calculate the heat of reaction at the standard reference state for the following reac- tions:…

A: Step 1: Step 2: Step 3: Step 4:

Q: a) 4H b) 4S c) AG

A:

Q: 5) Ethylene gas (25°C) and steam (30°C) and atmospheric pressure are fed to a reaction process in an…

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Q: Using the equilibrium data shown below for benzene-toluene system at 1 atm with relative volatility…

A: The pressure of the benzene-toluene mixture The relative volatility,

Q: resent flow diagram.  (The problem below is as stated, no corrections needed) 1. A ternary blend…

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Q: Q2// Calculate change in standard enthalpy of formation AH (Fe203) and Standard Enthalpy of…

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Q: From a combustion process that used n-butane (CaH10) as a fuel, the ORSAT analysis of the stack…

A: Basis: 100 Kmoles/hr of Stack gas (a)

Q: reaction stoichiometry

A:

Q: Q2. An aqueous glucose stream is to be catalytically hydrogenated to produce sorbitol in a CSTR.…

A: Given: Feed concentration of glucose, Hydrogen gas stream (considered excess)Reactor temperature,…

Q: A balanced equation with heats of formation is shown below.  () are the heat of formation 4 FeSO4…

A: The given balanced equation with the heat of formation for the individual species in the parenthesis…

Q: QUESTION 1: For reactions involving nitrogen gas or oxygen gas as reactant, air is usually used as…

A: Reactant contains Nitrogen and oxygen gas. Air is usually used as a source.  Air contains 21% oxygen…

Q: Looking at this reaction @ STP: 4 Fe (s) + 3 O2 (g) à 2 Fe2O3 (s) if you heat 1.50 moles of Fe, how…

A: Moles of Fe2O3 formed is asked.

Q: The molar combustion of gasoline (octane, C8H18) is -5450 kJ/mol. a) Calculate the mass of gasoline,…

A: Given data: Molar combustion of gasoline = -5450 kJ/mol Desired energy = -1.9 *1010 kJ

Q: Determine the mol% of SO3 in the converter gas if the gas stream from a sulfur burner consists of 15…

A: Gas stream from a sulfur burner consists of 15 mol% SO2 , 10 mol % SO3 , 10 mol % O2 and rest is N2.…

Q: Q2/ In a continuous vapor-phase reaction the ethane is dehydrogenated to ethylene and hydrogen as…

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Q: 1. Calculate the temperature change for each reaction. 2. Calculate the energy released, in kJ, for…

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Q: One of the common oxidizing agents in explosives, fireworks, and match heads, undergoes a…

A: Given that, 4KClO3 (s) → 3KClO4 (s) + KCl (s) It is required to calculate the ∆Grxno using ∆Ho and…

Q: Example 4.11. Given the Rxn.: C₂H₂ + 2H₂ - C₂He At the beginning of the process, 20 kg-mol of…

A:

Q: If 100 grams of propane is burned, how many grams of H20 is produced ?

A: propane burns in this reaction  mass of propane = 100gm  calculate the amount of H2O produced in…

Q: Q1 : Ethylene oxide is prepared by oxidation of ethylene. 100 kmol of ethylene and 100 kmol of 0,…

A: Given data: We have 100 kmol of ethylene and 100 kmol of oxygen. Percentage conversion is 85. That…

Q: 0.0239 mol of bismuth ( Mwt=209) is heated along with 0.0312 mol of sulfur (Mwt=32) to form Bi₂S3…

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Q: Ethylene oxide (C:H:O) is produced by the reaction of ethylene (C:H4) with oxygen: 2C:H4 + O2 –…

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Q: 2. A decomposition reaction (A +2P) takes place in a variable volume batch reactor in gas phase at…

A: Given: reaction-  A→2P Volume expansion factor - ε = yAOδA=> ε = 0.85 x 1 = 0.85

Q: If the flow rate of the stack gases is 100 kgmol/hr, Determine: 1. Sketch the process. Label all…

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

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Q: As shown here, one type of computer keyboard cleaner contains liquefied 1,1-difluoroethane 1C2H4F22,…

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Q: Help with the following question, please answer carefully

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Q: 1,1,2-trichloroethane - acetone solution containing 42% acetone by weight at a flow rate of 1200…

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Q: 2. Combustion of fuels with air at high temperatures can produce nitrogen/oxygen compounds (NOx) as…

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Q: F2 gas and excess iodine solid are heated together at high temperatures.  The iodine sublimes and…

A: Given, I=2.5g,  No. of moles of I=2.5/Atomic mass of I=2.5/127 moles No. of moles of I=0.019685…

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Q: Q1. To manufacture sulfuric acid, the SO2 to SO3 converter involves the key reaction: 2 so , (9) +…

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Q: As reported in US Patent 4203923, cyclohexanone is an important chemical raw material in the…

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Q: 0.4 mol of ethane (C,H,) is burned with 1.4 mol of oxygen gas to produce carbon dioxide and water…

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Q: Consider the reaction below at 300K. Assume that the gases are ideal. Fe(s) + HCl(g) →→ FeCl3(g) +…

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Reactive Processes

Reactive processes are the processes in which any reaction occurs. The reactions can be any combination reaction, decomposition reaction, combustion reaction, oxidation reaction, reduction reaction, neutralization reaction, displacement reaction, or double displacement reaction.