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isooctane C8H18 is a major compnent of gasoline. Determine the
chamge in enthalpy for the combustion...
Isooctane C3H18 is a major component of gasoline. Determine the change in enthalpy for the combustion...
Isooctane C3H18 is a major component of gasoline. Determine the change in enthalpy for the combustion of 2.000 mol of isooctane from the following data: H2(g) + (1/2)02(g) + H2O(g) AH° = –241.8 kJ C(s) + O2(g) + CO2(g) AH° = -393.5 kJ 8C (s) + 9H2(g) → CgH 18 (1) AH° = -224.13 kJ Isooctane CgH 18 is a major component of gasoline. Determine the change in enthalpy for the combustion of 2.000 mol of isooctane from the following...
Isooctane C8H18 is a major component of gasoline. Determine the change in enthalpy for the combustion...
Isooctane C8H18 is a major component of gasoline. Determine the change in enthalpy for the combustion of 228.0 g of isooctane from the following data: H2 (g) + 1/2O2 (g) ⟶ H2O (g) ΔH0 = −241.8 kJ C (s) + O2 (g) ⟶ CO2 (g) ΔH0 = −393.5 kJ 8C (s) + 9H2 (g) ⟶ C8H18 (l) ΔH0 = −224.13 kJ
Question 10 5 pts Isooctane CH18 is a major component of gasoline. Determine the change in...
Question 10 5 pts Isooctane CH18 is a major component of gasoline. Determine the change in enthalpy for the combustion of 228.0 g of isooctane from the following data: Hz (s) + 1/2O2(g) +H20 (3) AH° --241.8 kJ C(s) + O2(g) C02 (8) AH° = -393.5 kJ 8C (s) + 9H2(g) —C8H18 (1) AH° = -224.13 kJ O-10200 kJ C -89.43) 411.23 0 -2550 kJ C-5548 kJ
Isooctane, C8H18, is the component of gasoline from which the term octane rating derives. A. Write a balanced equation f...
Isooctane, C8H18, is the component of gasoline from which the term octane rating derives. A. Write a balanced equation for the combustion of isooctane to yield CO2 and H2O. B. Assuming that gasoline is 100% isooctane, the isooctane burns to produce only CO2 and H2O, and that the density of isooctane is 0.792 g/mL, what mass of CO2 in kilograms is produced each year by the annual US gasoline consumption of 4.6 x 10^10 L? C. What is the volume...
7. The enthalpy of combustion of C to CO2 is –393.5 kJ/mol C, and the enthalpy...
7. The enthalpy of combustion of C to CO2 is –393.5 kJ/mol C, and the enthalpy of combustion of Co to CO2 is -283.0 kJ/mol CO: C(s) + O2(g) + CO2(g) AH = -393.5 kJ CO(g) + 102(9) CO2(g) AH = -283.0 kJ Using these data, calculate the enthalpy of combustion of C to CO: C(s) + O2(g) → CO(g) AH = ? Answer: -110.5 kJ
help pt) A sample of 1.0 mol of liquid octane C8H18(1) undergoes combustion accord 5. (10...
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
PLS HELP NOW Determine the change in enthalpy (kJ) for the combustion of ethylene C2H4 :...
PLS HELP NOW
Determine the change in enthalpy (kJ) for the combustion of ethylene C2H4 : C2H4 (9) + 3 O2 (g) 2 CO2(g) + 2 H20 (g) given : AHⓇCO2 (g))=-393.5 kJ/moL, AH(H20 (g) = -241.8 kJ/mol, AHⓇCO2 (g) = 0 and AH®(CH()-52.5 kJ/mol O A. +1323.1 B. +1514.7 OC. +635.3 D.-132.1 O E.-635.3 OF.-1514.7
A principal constituent of petrol (gasoline) is iso-octane, C8H18. From the following thermodynamic data at 298...
A principal constituent of petrol (gasoline) is iso-octane, C8H18. From the following thermodynamic data at 298 K what is the standard molar enthalpy of combustion of iso-octane in excess oxygen at 298 K? C3H78(1) + 12-02(g) + 8C02(g) +9H2O(1) Substance A; H/kJ mol-1 C8H18(I) -258.07 02(8) CO2(8) -393.51 H2O(1) -285.83 -3219 kJ mol-1 O-5462 kJ mol-2 - 7553 kJ mol-1 O -9210 kJ mol-1 A gas is contained in a horizontal cylinder with a moveable piston of cross-sectional area 0.33...
AM Calculate the change in enthalpy associated with the combustion of 8.00 g of carbon. •...
AM Calculate the change in enthalpy associated with the combustion of 8.00 g of carbon. • Report your answer with three significant figures. C(s) +0,(9) CO,(9) AH: = -393.5 kJ/mol Provide your answer below: B FEEDBACK MORE INSTR Content attribution
The enthalpy of combustion for octane (C_8 H_18 (I)), a key component of gasoline is -5,...
The enthalpy of combustion for octane (C_8 H_18 (I)), a key component of gasoline is -5, 074 kJ/mol. The value is the Delta H_rxn for which of the following reactions? 2C_8 H_18 (I) + 25O_2 (g) rightarrow 16CO_2 (g) + 18H_2 O (g) C_8 H_18 (I) + 12.5O_2 (g) rightarrow 8CO_2 (g) + 9H_2 O (g) 16CO_2 (g) + 18H_2 O (g) rightarrow 2C_8 H_18 (I) + 25O_2 (g) 8CO_2 (g) + 9H_2 O (g) rightarrow C_8 H_18 (I) +...
Isooctane C3H18 is a major component of gasoline. Determine the change in enthalpy for the combustion of 2.000 mol of isooctane from the following data: H2(g) + (1/2)02(g) + H2O(g) AH° = –241.8 kJ C(s) + O2(g) + CO2(g) AH° = -393.5 kJ 8C (s) + 9H2(g) → CgH 18 (1) AH° = -224.13 kJ Isooctane CgH 18 is a major component of gasoline. Determine the change in enthalpy for the combustion of 2.000 mol of isooctane from the following...
Question 10 5 pts Isooctane CH18 is a major component of gasoline. Determine the change in enthalpy for the combustion of 228.0 g of isooctane from the following data: Hz (s) + 1/2O2(g) +H20 (3) AH° --241.8 kJ C(s) + O2(g) C02 (8) AH° = -393.5 kJ 8C (s) + 9H2(g) —C8H18 (1) AH° = -224.13 kJ O-10200 kJ C -89.43) 411.23 0 -2550 kJ C-5548 kJ
7. The enthalpy of combustion of C to CO2 is –393.5 kJ/mol C, and the enthalpy of combustion of Co to CO2 is -283.0 kJ/mol CO: C(s) + O2(g) + CO2(g) AH = -393.5 kJ CO(g) + 102(9) CO2(g) AH = -283.0 kJ Using these data, calculate the enthalpy of combustion of C to CO: C(s) + O2(g) → CO(g) AH = ? Answer: -110.5 kJ
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
PLS HELP NOW
Determine the change in enthalpy (kJ) for the combustion of ethylene C2H4 : C2H4 (9) + 3 O2 (g) 2 CO2(g) + 2 H20 (g) given : AHⓇCO2 (g))=-393.5 kJ/moL, AH(H20 (g) = -241.8 kJ/mol, AHⓇCO2 (g) = 0 and AH®(CH()-52.5 kJ/mol O A. +1323.1 B. +1514.7 OC. +635.3 D.-132.1 O E.-635.3 OF.-1514.7
A principal constituent of petrol (gasoline) is iso-octane, C8H18. From the following thermodynamic data at 298 K what is the standard molar enthalpy of combustion of iso-octane in excess oxygen at 298 K? C3H78(1) + 12-02(g) + 8C02(g) +9H2O(1) Substance A; H/kJ mol-1 C8H18(I) -258.07 02(8) CO2(8) -393.51 H2O(1) -285.83 -3219 kJ mol-1 O-5462 kJ mol-2 - 7553 kJ mol-1 O -9210 kJ mol-1 A gas is contained in a horizontal cylinder with a moveable piston of cross-sectional area 0.33...
AM Calculate the change in enthalpy associated with the combustion of 8.00 g of carbon. • Report your answer with three significant figures. C(s) +0,(9) CO,(9) AH: = -393.5 kJ/mol Provide your answer below: B FEEDBACK MORE INSTR Content attribution
The enthalpy of combustion for octane (C_8 H_18 (I)), a key component of gasoline is -5, 074 kJ/mol. The value is the Delta H_rxn for which of the following reactions? 2C_8 H_18 (I) + 25O_2 (g) rightarrow 16CO_2 (g) + 18H_2 O (g) C_8 H_18 (I) + 12.5O_2 (g) rightarrow 8CO_2 (g) + 9H_2 O (g) 16CO_2 (g) + 18H_2 O (g) rightarrow 2C_8 H_18 (I) + 25O_2 (g) 8CO_2 (g) + 9H_2 O (g) rightarrow C_8 H_18 (I) +...
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