When 20 moles of H2(g) reacts with 10 mol of O2 (g) to form 20 mol of H2O(l) at 25 degrees Celsius and a constant pressure of 1 atm. If 1366 KJ of heat is released during this reaction, and Pchange inV is equal to -74 kJ then.. What is the change in H and change in E?

Q: Methanol (CH3OH) (molar mass: of 32.042 g/mol), used as a cooking fuel, burns in oxygen to produce…

A: Consider the given balanced reaction as;              Reaction:  2 CH3OH (g)   +   3 O2 (g)   → 2…

Q: Sulfur trioxide, SO3, can be removed from the exhaust gases of power plants by reaction with lime,…

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Q: 19. One reaction of iron with hydrochloric acid is represented by the following thermochemical…

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Q: 4. Titanium reacts with iodine to form titanium(III) iodide: 2 Ti(s) + 3 12(g) -->2 Til(s) AH = -839…

A: Here we are required to find the mass of Ti needed for the reaction.

Q: If a 75 gram piece of copper is heated to 100.0oC and then put into a vessel containing 250.0 mL of…

A: Specific heat capacity of a substance is the amount of heat required to raise the temperature of 1 g…

Q: Propane combusts according to the following thermochemical equation: C3H8     +   5O2.   ?   3CO2…

A: Solution- The amount of heat produced on one mole of combustion is 2219 kJ. Number of moles of a…

Q: How much heat is generated if 20g of hydrogen is consumed by 2H2+O2-->2H2O+570kJ

A: This question can be solved by finding the moles of hydrogen used.

Q: The reactions of hydrocarbons are often studied in the petroleum industry. One such reaction is…

A: Given;

Q: 1.500 6. The heat of sublimation for iodine is 62.4 kJ/mol, at 25°C and 1.00 atm. What is AE for the…

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Q: Given the following thermochemical equation: 2Al(s) + 312(s) 2A|13(s); AH= -627 kJ Determine the…

A: Here from the balance equation we can calculate the enthalpy change of the reaction .

Q: 8. One mole of nitrogen gas confined in a cylinder with a piston is heated from 0°C to 819°C at 1.00…

A: a) work done is given by W= P∆V ,where p is pressure and ∆V is change in volume. Also P∆V=nR∆T…

Q: If a 68 gram piece of copper is heated to 100.0oC and then put into a vessel containing 250.0 mL of…

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Q: Consider the following: C,H,OH+3 O, →2 CO, +3 H,0 Calculate AH for the above reaction if when 1.00 g…

A: ∆Hreaction = Enthalpy change when reaction occurs according to the balanced chemical equation and…

Q: Given the thermochemical equation SO2(g) + 1/2 O2(g) ---> SO (g) ΔH = -99kJ/mol how much heat is…

A: Given :-  SO2(g) + 1/2O2(g) → SO3(g)  ∆H = -99kJ/mol  To calculate :-  amount of heat evolved from…

Q: For a certain chemical reaction, the AH of enthalpy is 232.4 kJ per one mole of reactant X. If 3 mol…

A: Enthalpy is the heat content of the system. For a reaction,change is energy is called enthalpy of…

Q: Calculate the amount of heat released in the combustion of 10.5 grams of Al with 2.6 grams of O2 to…

A: Given data, Mass of Al = 10.5 g Mass of O2 = 2.6 g ∆Hf (Al2O3) = -1676 kJ/mol Temperature = 25oC…

Q: HCI gas reacts with oxygen according to the following thermochemical equation :…

A: The reaction equation is given as- 4 HCl (g)+O2 (g)→ 2 Cl2 (g) + 2 H2O (g)…

Q: The reactions of hydrocarbons are often studied in the petroleum industry. One such reaction is…

A: At first we need to determine the number of moles of propane that is reacting by the ideal gas…

Q: Consider the reaction: N2(g) + 3H2(g) -> 2NH3(g). . . . . . . . \Delta H\deg rxn= -92.6 kJ/mol If…

A: The objective of this question is to determine the work done and ∆E of the reaction.

Q: Consider the following reaction: 2C6H6() + 15 O2(g)- 12 CO2(g) + 6 H20() AH = -5.869 x 103 kJ An…

A: Each reaction takes place account to their stoichiometric radio and account to those things the heat…

Q: If a 68 gram piece of copper is heated to 100.0oC and then put into a vessel containing 250.0 mL of…

A: This question is based on principal of calorimetry. Heat released by Cu will  equal to heat gain by…

Q: When the organic fuel C2H4O combusts the balanced chemical reaction (with lowest whole number…

A: Enthalpy  of combustion is defined for 1 mole substance

Q: A student runs two experiments with a constant-volume "bomb" calorimeter containing 1000.g of water…

A: a) Mass of water, mw = 1000 g Change in temperature, ∆t = t2-t1 = 71.24°C - 24.00°C = 47.24 C…

Q: ) Calculate the enthalpy of the reaction: hydrogen gas + fluorine gas-> hydrogen fluoride

A: "Since you have posted multiple questions, we will provide the solution only to the first question…

Q: Be sure to answer all parts. Consider the reaction ДН -92.6 kJ/mol N2(g)+3H2(g) 2NH3(g) rxn If 2.0…

A: Two moles of N2 reacts with six moles of hydrogen giving six moles of ammonia. Initial number of…

Q: If the heat produced by the reaction of combustion of 1 mole of ethanol (MMethanol" 46.07 g/mol) is…

A: Answer :- 4.60 × 103 (kJ/mol)  Heat produced by combustion of 155 g Ethanol, C2H6O = 4.60 × 103…

Q: Solve the following thermochemical reactions: 2 HCl + Pb PbCl₂ + H₂ H=-1861 J/mole What is the…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: How much heat is released when 32.0 grams of ethanol (C2H6O MW=46.07 g/mol) reacts according to the…

A: Given balanced equation is- 2C2H5O + 7O2 → 2CO2 + 3H2O The heat released when the reaction takes…

Q: 76 of 76 I Review I Constants I Periodic Table Part A Assuming that all the energy given off in the…

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Q: How many moles of Hz are required to produce-3751 kJ of heat in the following reaction? N: (g) +3 H2…

A: For the given reaction: N2(g)+3H2(g)→2NH3(g) ∆H°=-91.8 kJ/mol That is 3 moles of H2 are required to…

Q: How many kilojoules of heat are absorbed when 24.0 g CH4(g) is produced at constant pressure? (CH4:…

A: 2CH3OH(g) --->2CH4(g) + O2(g) ∆H =+252.8 kJ Mass of CH4 = 24.0 g Molar mass of CH4 = 16.04 g/mol…