A scientist measures the standard enthalpy change for the following reaction to be -168.0 kJ: NH4NO3(aq)N2O(g) + 2 H2O(l) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O(l) is _____  kJ/mol.

Q: The combustion of diborane, B2H6B2H6 at constant pressure, proceeds according to the equation…

A: The given chemical reaction is as follows: B2H6(g) + 3O2(g) → B2O3(s) + 3H2O(l)…

Q: A scientist measures the standard enthalpy change for the following reaction to be -171.6 kJ :…

A: Given;

Q: A scientist measures the standard enthalpy change for the following reaction to be - 2914.6 kJ:…

A: Heat of formation of a reaction can be calculate such as ∆Hrex =  Σ ∆Hf( product) - Σ ∆Hf( reactant)

Q: A scientist measures the standard enthalpy change for the following reaction to be 316.2 kJ : H2S(g)…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -910.7 kJ:…

A: Standard enthalpy (∆H°f) of formation of a substance is furnished as the enthalpy change associated…

Q: A scientist measures the standard enthalpy change for the following reaction to be -17.2 kJ :…

A: Given- Reaction Ca(OH)2(aq) + 2 HCl (aq)  → CaCl2(s) + 2 H2O(l) ∆H°rxn = -17.2 kJ To find- ∆H°fHCl…

Q: A scientist measures the standard enthalpy change for the following reaction to be -976.0 kJ:…

A: Answer :-  The standard enthalpy of formation of H2O(g) = -253.5 kJ/mol.…

Q: A scientist measures the standard enthalpy change for the following reaction to be -1053.4 kJ :…

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Q: the enthalpy of formation of glucose?

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Q: A scientist measures the standard enthalpy change for the following reaction to be 76.3 kJ: Fe2O3…

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Q: A scientist measures the standard enthalpy change for the following reaction to be 5.4 kJ : Fe(s) +…

A: The Standard enthalpy change for the reaction (∆H°rxn) = 5.4 KJ Reaction: Fe(s) + 2 HCl (aq)…

Q: A scientist measures the standard enthalpy change for the following reaction to be 223.4 kJ :…

A: Given that -  Enthalpy change of the following Reaction -  CaCO3(s) ---> CaO(s) + CO2(g) is =…

Q: A scientist measures the standard enthalpy change for the following reaction to be -1054.0…

A: For H2S: ΔH∘f=−20.63 kJ/mol For O2: ΔH∘f=0 kJ/mol For H2O:ΔH∘f=−285.8 kJ/mol

Q: A scientist measures the standard enthalpy change for the following reaction to be 189.8kJ:…

A: The data on standard enthalpy of formation of different compounds may be used to determine the…

Q: The combustion reaction of nitromethane fuel occurs as follows: → 2 CO2(g) + 3 H20(1) + N2(g) 2…

A:

Q: A scientist measures the standard enthalpy change for the following reaction to be -888.5 kJ :…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -896.4 kJ:…

A: Given : a reaction And ∆H° = -896.4 KJ

Q: A scientist measures the standard enthalpy change for the following reaction to be -555.6 kJ :…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -146.4 kJ:…

A: The standard enthalpy of formation of a compound is the enthalpy change that occurs when 1 mole of…

Q: A scientist measures the standard enthalpy change for the following reaction to be -2905.8 kJ:…

A: Given:- Reaction -> 2C2H6(g) + 7O2(g) -> 4CO2(g) + 6H2O(g)  Standard enthalpy change for given…

Q: Top fuel dragsters and funny cars burn nitromethane as fuel according to the following balanced…

A: Given,Standard enthalpy of combustion = -1,418 kJ.

Q: A scientist measures the standard enthalpy change for the following reaction to be 54.7 kJ :…

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Q: A scientist measures the standard enthalpy change for the following reaction to be 4.4 k) : Fe(s) +…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -967.6 kJ:…

A: Given: The reaction is as follows: 4NH3(g) + 5 O2(g)-------->4NO(g) + 6 H2O(g) The standard…

Q: 26 The standard enthalpy change for the following reaction is 6492.0 kJ/molpxn: What mass (in g) of…

A: Standard enthalpy of formation is the energy change during formation of respective compound.

Q: A scientist measures the standard enthalpy change for the following reaction to be -184.6 kJ :…

A: Applying standard condition of change in entropy of reaction.

Q: When a solid dissolves in water, the solution may become hotter or colder. The dissolution enthalpy…

A: Since your question has multiple parts, we will answer the first question for you. If you want…

Q: A scientist measures the standard enthalpy change for the following reaction to be -52.7 k) :…

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Q: A scientist measures the standard enthalpy change for the following reaction to be 154.8 kJ :…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -1057.0 kJ :…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -349.0 kJ :…

A: Calculation as shown below

Q: A 222.5 mg sample of sucrose (C12H2O11) is combusted in a bomb calorimeter. The temperature of the…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: standard enthalpy change for the following reaction to be -208.6 kJ : CO(g) + 3 H2(g)CH4(g) +…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -891.8 kJ :…

A: A) ΔHrxn= (Hf )products - (Hf )reactants   Hf NH3 = -45.90 kJ/mol (2mol) Hf N2O = x kJ/mol (3mol) Hf…

Q: A scientist measures the standard enthalpy change for the following reaction to be -559.7 kJ :…

A: The given chemical reaction is, H2COg+O2g→CO2g+H2Ol The standard enthalpy change of the above…

Q: A scientist measures the standard enthalpy change for the following reaction to be 158.9 kJ:…

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Q: standard enthalpy of formation

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Q: A scientist measures the standard enthalpy change for the following reaction to be -223.2 kJ :…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -876.7 kJ :…

A: The given thermochemical equation is 2NH3(g) + 3N2O(g)  ------> 4N2(g) + 3H2O(g) ; ∆Horxn = -…

Q: A scientist measures the standard enthalpy change for the following reaction to be-138.9 kJ: H;(2) +…

A: The standard enthalpy change of a system represents the heat content of a system or the heat…

Q: standard enthalpy change

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Q: the standard enthalpy change for the following reaction to be -896.4 kJ : 4NH3(g) + 5 O2(g)4NO(g) +…

A: Given,  4 NH3(g) + 5 O2(g)  ------> 4 NO(g) + 6 H2O(g)  ∆H0Reaction = -896.4 kJ  The standard…

Q: A scientist measures the standard enthalpy change for the following reaction to be -171.6 kJ :HCl(g)…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -25.6 kJ : I(g) +…

A: Given :  ∆rH° = -25.6 kJ As the standard enthalpy change of I2 and Cl2  are 62.44 kJ/mol and 0…

Q: A scientist measures the standard enthalpy change for the following reaction to be -573.7 kJ:…

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Q: A scientist measures the standard enthalpy change for the following reaction to be 151.6 kJ :…

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Q: A scientist measures the standard enthalpy change for the following reaction to be -901.4 kJ:…

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Q: Use the References to access important values if needed for this question. A scientist measures the…

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Q: Meals on wheels. Meals-ready-to-eat (MREs) are military meals that can be heated on a flameless…

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Q: A scientist measures the standard enthalpy change for the following reaction to be - 770.6 kJ:…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…