The enthalpy of combustion (ΔH°c) of 1,1,2,2,-tetramethylcyclopropane (C7H14) is -4635.62 kJ/mol.
a-Using the appropriate information given below, calculate the enthalpy of formation (ΔH°f), in kJ/mol, for 1,1,2,2,-tetramethylcyclopropane. Report your answer to two decimal places. ΔH°f (CO2 (g)) = -393.51 kJ/mol ΔH°f (H2O (l)) = -285.83
b- Determine the mass (in g) of 1,1,2,2,-tetramethylcyclopropane produced, if ΔH° was determined to be -35.93 kJ during an experiment in which 1,1,2,2,-tetramethylcyclopropane was formed. Report your answer to three significant figures.
The enthalpy of combustion (ΔH°c) of 1,1,2,2,-tetramethylcyclopropane (C7H14) is -4635.62 kJ/mol. a-Using the appropriate information given...
1. The enthalpy of combustion (AHº) of 3-octanone (C8H160) is -5052.01 kJ/mol. Using the appropriate information given below, calculate the enthalpy of formation (AH°f), in kJ/mol, for 3-octanone. Report your answer to two decimal places. AH °F (CO2 (9)) = -393.51 kJ/mol AH °F (H20 (1)) = -285.83 kJ/mol Submit Answer Tries 0/13 2. Determine the mass (in g) of 3-octanone produced, if AH° was determined to be -244.93 kJ during an experiment in which 3-octanone was formed. Report your...
The standard molar enthalpy of combustion, deltacHm, of C2H6 (g) is -1559.8 kJ/mol. 1. Use some of the following data to calculate the molar enthalpy of formation of C2H6(g) at 298.15 K 2. Calculate the molar enthalpy of combustion of ethane at 500K Table provided gives values of standard enthalpy of formation values at 298.15 K Substance deltafH (kJ*mol^-1) Cpm (J*K^-1*mol^-1) CO2 (aq) -413.8 N/A CO2 (g) -393.51 37.11 H2O (l) -285.83 75.291 H2O(g) -241.82 33.58 C2H6(g) to be determined...
The heat of combustion of decahydronaphthalene (C10H18) is −6286 kJ/mol . The heat of combustion of naphthalene (C10H8) is −5157 kJ/mol . (In both cases CO2(g) and H2O(l) are the products.) You may want to reference (Pages 1041 - 1047) Section 24.3 while completing this problem. Substance ΔH∘f (kJ/mol) CO2(g) −393.5 H2O(l) −285.83 C2H6(g) −84.68 C2H4(g) 52.30 A. Calculate the resonance energy of naphthalene. Express your answer using three significant figures.
), is determined to be -7835.7 kJ mol!! The standard enthalpy change of combustion [to CO2(g) and H200) at 25°C of the organic solid pyrene, CH What is the AH of C16H10(s) based on this value? Use the following data: AH? H20 () --285.83 kJ moll: AH? CO2(8) --393.51 kJ mol! kJ mol!
The standard enthalpy change of combustion [to CO2(g) and H2O()] at 25°C of the organic solid para-benzoquinone, C6H4O2(s), is determined to be -2767.0 kJ mol-1. What is the Hf° of C6H4O2(s) based on this value? Use the following data: Hf° H2O () = -285.83 kJ mol-1 ; Hf° CO2(g) = -393.51 kJ mol-1 kJ mol-1
The standard enthalpy change of combustion [to CO2(g) and H2O()] at 25°C of the organic solid bianthracene, C28H18(s), is determined to be -13924.1 kJ mol-1. What is the Hf° of C28H18(s) based on this value? Use the following data: Hf° H2O () = -285.83 kJ mol-1 ; Hf° CO2(g) = -393.51 kJ mol-1 _________ kJ mol-1
For the combustion of cyclopropane at 25 ºC C3H6(g) + (9/2) O2(g) → 3 CO2(g) + 3 H2O(liq) ΔHºc(C3H6,g) = -2091 kJ / mol. What is the standard molar enthalpy of formation of cyclopropane(g) at 25 ºC if the standard molar enthalpies of formation of CO2(g) and H2O(liq) at that temperature are, respectively, -393.51 kJ / mol and -285.83 kJ / mol?
Calculate enthalpy of combustion of acetone, C3H6O, given the following information: (ΔH°f [ C3H6O(g)] = -285 kJ/mol (ΔH°f [ CO2(g)] = -394 kJ/mol (ΔH°f [ H2O(ℓ)] = -286 kJ/mol Answer choices..... A)-2613 kJ B) -395 kJ C) -1755 kJ D) -585 kJ E) -965 kJ
The standard heat of formation, ΔH∘f, is defined as the enthalpy change for the formation of one mole of substance from its constituent elements in their standard states. Thus, elements in their standard states have ΔH∘f=0. Heat of formation values can be used to calculate the enthalpy change of any reaction. Consider, for example, the reaction 2NO(g)+O2(g)⇌2NO2(g) with heat of formation values given by the following table: Substance ΔH∘f (kJ/mol) NO(g) 90.2 O2(g) 0 NO2(g) 33.2 Then the standard heat...
help pt) A sample of 1.0 mol of liquid octane C8H18(1) undergoes combustion accord 5. (10 pt) A C3H18(0) + O2(g) → 8 CO2(g) + 9 H2O(l) Using the standard enthalpies of formation given calculate the change in enthalpy in kJ/mol associated with the combustion of 1.0 mol of C8H18(1) at 1.0 bar pressure and 25 °C. Substance AH® (kJ/mol) C8H18() -249.9 CO2(g) -393.51 H2O) -285.83