How much heat is produced by combustion of 25.0 g of ethanol under standard state conditions? C2H5OH(l) + 3O2(g) ⟶ 2CO2(g) + 3H2O(g)        Δ  = −1366.8.1 kJ

Q: The thermochemical equation for the combustion of methanol is CH₂OH (g) + 3/2 0₂(g) → CO₂(g) + 2 H₂O…

A: To find kJ of heat, convert the given mass of methanol to moles. Then, multiply the obtained moles…

Q: Determine the mass of CO2CO2 produced by burning enough carbon (in the form of charcoal) to produce…

A: The balanced chemical reaction is  C(s)+O2 (g)→CO2(g); ΔrH∘=−393.5 kJ-mol-1  The mass of CO2…

Q: The thermite reaction can be written as 2Al(s)+Fe2O3(s)→2Fe(s)+Al2O3(s)                  ΔH∘=−850kJ…

A: Given: The value of  is -850 kJ. The amount of heat released in 314.5 kJ. Introduction: According to…

Q: an alternative to combustion, coal gas can undergo a process called methanation.  3 H2(g)  +  CO(g)…

A: Hess's law states that regardless of multiple stages or steps of a reaction, the total enthalpy…

Q: How much heat is absorbed or released when 40.00 g of NH3(g) reacts in the presence of excess O2(g)…

A: According to the question, The mass of the ammonia gas is given by =40.00 g The molar mass of the…

Q: A generic solid, X, has a molar mass of 78.7 g/mol. In a constant-pressure calorimeter, 21.2 g of X…

A: Given,  Molar mass of solid X = 78.7 g/mole  Mass of X = 21.2 g  Mass of H2O = 299 g  Initial…

Q: If ΔHr for the following reaction is -36.40 kJ/mol, a) what is the enthalpy of formation of HBr(g)?…

A: a. The enthalpy of the reaction can be related to enthalpy of formation of the involved species as:…

Q: Consider the reaction: C2H5OH(l) + 3O2(g) → 2CO2(g) + 3H2O(l), ΔH = –1.37 × 103 kJ When a 2.23 mol…

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Q: Solid lithium perchlorate dissolves in water according to the equation below. LiClO4 (s) ➝ Li+ (aq)…

A: Given: mass of  LiClO4 = 7.00 g mass of water = 40.0 g Initial temperature of water = 29.00 ºC…

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

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Q: According to Hess's law, what will be the total change in enthalpy for the reaction: C(s, diamond)…

A: According to Hess's law change of enthalpy in a chemical reaction is same regardless of whether the…

Q: Elemental iron is used in heat packs and the reaction can be represented as: 4 Fe(s) +3 O2(g) → 2…

A: When enthalpy is negative that means reaction is exothermic reaction

Q: THERMODYNAMICS: A 1.61 g sample of acetic acid (HC2H302) was burned in excess oxygen in a bomb…

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Q: 4 Fe(s) + 3 O2(g) → 2 Fe2O3(s), ΔH = -1652 kJ (c) How much heat is released when 1.21 g iron is…

A: Given -  Heat released in the given reaction = 1652 kJ Mass of iron = 1.21 g

Q: The standard enthalpy change for the following reaction is -511 kJ at 298 K.Br2(l) + 3 F2(g)--->2…

A: The objective of the question is to find the standard enthalpy change for the reaction 1/2 Br2(l) +…

Q: 1.  How many moles of butane, C4H10(l), must be burned to produce 182 kJ of heat under standard…

A: We have to find how many moles of butane, C4H10(l), must be burned to produce 182 kJ of heat under…

Q: When a 0.740-g sample of trinitrotoluene (TNT), CH,N,0, Is burned in a bomb calorimeter, the…

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Q: 2CH;OH (I) + 302 (g) → 2CO2 (g) + 4H2O (I) AH = -1452 kJ A 2.00 g sample of methanol, CH;OH, is…

A: The reaction given is, Given: mass of methanol burned = 2.00 g. Mass of water = 500 g. Heat…

Q: Predict the product(s) of the following E2 reaction: EtONa EtOH ? CI t-buOK ? CI

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Q: THERMODYNAMICS: A 1.98 g sample of acetic acid (HC2H3O2) was burned in excess oxygen in a bomb…

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Q: When 4.51 g of a solid mixture composed of NH¼CI and CaCI2 was dissolved in 100.0 mL of water, the…

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Q: A generic solid, X, has a molar mass of 75.0 g/mol. In a constant-pressure calorimeter, 18.8 g of X…

A: Mass of solid = 18.8 g molar mass of solid = 75.0 g/mol mass of water =303 g temperature (T1) =…

Q: A generic solid, X, has a molar mass of 69.9 g/mol. In a constant-pressure calorimeter, 47.9 g of X…

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Q: kJ

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Q: When 4.88 g of a solid mixture composed of NH¼CI and CaCl2 was dissolved in 100.0 mL of water, the…

A: Given that : The mass of the solid mixture = 4.88 g The volume of water = 100.0 mL The rise in…

Q: 1. Calculate the enthalpy for this reaction: 3NO 2 (g) + H 2 O(ℓ) ---> 2HNO 3 (aq) + NO(g) given…

A: Given reactions are : 1). 2NO (g) + O2 (g) -----------> 2NO2 (g),  ΔH1o = ─ 116 kJ2). 2N2 (g) +…

Q: Potassium nitrate, KNO3, has a molar mass of 101.1 g/mol. In a constant-pressure calorimeter, 47.3 g…

A: Given: The mass of KNO3 is 47.3 g. The molar mass of KNO3 is 101.1 g/mol. The mass of water is 213…

Q: THERMODYNAMICS: A 1.79 g sample of acetic acid (HC2H302) was burned in excess oxygen in a bomb…

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Q: According to the following thermochemical equation, if 586.9 g O, is formed how much heat is…

A: Answer - According to the question - Given reaction  CO2 +(g) + 1/2H2O (l) ----- -> 1/2 C2H2 (g)…

Q: Calcium hydroxide, which reacts with carbon dioxide to form calcium carbonate, was used by the…

A: The given balanced chemical reaction is  Ca(OH)2(aq)  +  CO2(g)  → CaCO3(s) + H2O(g). Given data…

Q: During an experiment, a student adds 1.23 g Ca0 to 200.0 mL of 0.500 M HCI. The student observes a…

A: Generally the heat released in the reaction is absorbed by the solution and raises the temperature…

Q: How much heat was absorbed by the solution?

A: For constant pressure calorimeter, we know that The heat absorbed by the calorimeter is given by…

Q: A generic solid, X, has a molar mass of 61.8 g/mol. In a constant-pressure calorimeter, 18.6 g of X…

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Q: A generic solid, X, has a molar mass of 59.5 g/mol. In a constant‑pressure calorimeter, 45.3 g of X…

A: The heat absorbed by the solution on dissolution of a generic solid can be calculated by the…

Q: An engineering student wants to study the heat transfer between a 50 g of heated block of iron (cFe…

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Q: A 1.110-g sample of benzoic acid (HC7H5O2; molar mass = 122.12 g/mol) is burned in an excess of…

A: This problem can be solved by using the equation :                             q=mc∆Twhere q is the…

Q: A 1.00 g sample of MgCl2 produced a 10.00 °C increased in a calorimeter charged with 40.0mL of…

A: Mass of MgCl2 = 1.00 g Increase in temperature, ΔT = 10.00 °C Specific heat of MgCl2, C = 0.750…

Q: Calculate the energy produced when 5.0 mol of CO2 are produced on the basis of the following…

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Q: Use the table below of enthalpies of formation to determine the heat of the following reaction.…

A: The details solution for this is provided below in attach image.

Q: N2(g) + O2(g) + Cl2(g) ---------> 2 NOCl(g)        ΔH° = 103  kJ What is the standard enthalpy…

A: The answer to the following question is- Given  The reaction : Equation 1) N2(g) + O2(g) + Cl2(g)…

Q: In a constant‑pressure calorimeter, 55.0 mL of 0.340 M Ba(OH)2 was added to 55.0 mL of 0.680 HCl.…

A: Heat absorbed in a reaction calculated using the following relation. Q=mC△T Q-Heat absorbed m-Mass…