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Time Taken:0:33:09 Brandon Bates: Attempt 1 MULUI PUT Ethanol undergoes combustion in oxygen to produce carbon...
Ethanol (C2H5OH) is used as an additive in many fuels today. What is AHørxn (kJ) for...
Ethanol (C2H5OH) is used as an additive in many fuels today. What is AHørxn (kJ) for the combustion of 2 moles of liquid ethanol? C2H5OH (1) + 3 O2() + 2 CO2(g) + 3 H20 (1) Formula Hºf (kJ/mol) @ 298K C2H5OH-277.6 CO2(g) -393.5 H2O () -241.8 H20 -285.8 A. -401.7 kJ B. +401.7 kJ C. -2469 kJ D. +2734 kJ E. -2734 kJ О Е ОА oc OB
DUE APRIL Name CHE 111 ) undergoes combustion in excess oxygen to generate gaseous carbon dioxide...
DUE APRIL Name CHE 111 ) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and energy is released (k) when 32.5L of CO2 gas are produced at 3.5atm and 1. Acetylene (C2H2 Given AH"dco,dg)]s-393.5 kl/mol ΔΗ-(H20(g)]--24 1.8 kJ/mol, and ARYc1ldgJ- 226.6 kJ/mol, how much 255 C? 2. The following questions refer to the combustion reaction of pentaborane with oxygen at STP to produce B20s and H2Co. Given the following values; calculate AHrn for the combustion reaction when 85.5...
1. Acetylene (C2H2) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given...
1. Acetylene (C2H2) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AH [CO2(g)] = -393.5 kJ/mol, AH [H20(8)] = -241.8 kJ/mol, and AH[C2H2(g) = 226.6 kJ/mol, how much energy is released (kJ) when 92.5L of CO2 gas are produced at 225atm and 785°C?
1. Acetylene (C2H2) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given...
1. Acetylene (C2H2) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AHC02(8)] = -393.5 kl/mol, AH® [H20(8)] = -241.8 kJ/mol, and AH(CH2(g)] = 226.6 kJ/mol, how much energy is released (kl) when 32.5L of CO2 gas are produced at 3.5atm and 255°C? 2C₂H2 (g) + 302 (5) 4CO2(g) + 2 H₂Org)
Given the following balanced equation for the combustion reaction of an unknown fuel: 4 Fuel (1)...
Given the following balanced equation for the combustion reaction of an unknown fuel: 4 Fuel (1) + 902(9) -> 8C02(g) + 10H 20(1) + AHørxn = -3857 kJ/mol 2N2(g) Given that AH°f{CO2(g)) = -393.5 kJ/mol and AH°f[H2001)) = -285.8 kJ/mol, calculate the enthalpy of formation of this fuel. Write answer to four significant figures. Numeric Response
6. Enthalpy of Heat of Combustion, AHo Entropy, So 393.5 285.8 -1366.7 5.740 130.6 160.7 69.91 20...
Thermochemistry Help
6. Enthalpy of Heat of Combustion, AHo Entropy, So 393.5 285.8 -1366.7 5.740 130.6 160.7 69.91 20g) a. Write a separate, balanced chemical equation for the combustion of each of the following: C H2and C,HOH Combustion of C(s): Combustion of H2g Combustion of C,H OHu AH combustionCH,OH (1,- In principle, ethanol can be prepared by the following reaction: Using the reactions you wrote in (a), calculate the standard enthalpy change, Consider the only products to be CO, and/or...
Question 2 (1 point) Saved The standard heat of combustion for naphthalene, C10Hg(s), is -5156.8 kJ...
Question 2 (1 point) Saved The standard heat of combustion for naphthalene, C10Hg(s), is -5156.8 kJ mol-1. Use this value and the given standard enthalpies of formation to calculate the standard enthalpy of formation of C1oHg(s) in kJ mol-1 H20() AHOf: H20() -285.9 kJ mol-1; -285.9 kJ mol-1. CO2(g) = -393.5 kJ mol-1 Hint: Hess' law; write the balanced chemical combustion equation and the chemical equation which defines the AHf of C10H8(s).
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
can you do the 7 and 9 ? can you also show and explain me step...
can you do the 7 and 9 ? can you also show and explain
me step by step?
D. 49.6 kJ E. 57.3 kJ 7. Butane (C4H10) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AH° [C4H10(g)] = -124.7 kJ/mol, AH° [CO2(g)] = -393.5 kJ/mol, AH [H2O(g)] = -241.8 kJ/mol, how much energy is released (kJ) when 8.30 g of butane is burned? Combustion of butane: 2 CH2(g) + 13 O2(g) → 8 CO2(g) +...
Page 2 of 7 Chem 1 Exercise # 3 Calculate the ΔΗ0n for the combustion of...
Page 2 of 7 Chem 1 Exercise # 3 Calculate the ΔΗ0n for the combustion of C6H6(1) at 25°C given the ΔΗ f values below Substance AHf (kJ/mol) CH(1) CO2(g) +49.0 -393.5 -285.8 | Given the following reactions: BCl3(g) 3 H2O0) H3BO3(s) 3 HCI(g) H-112.5 kJ 52H6(g) + 6 H20) 2 HsBOs(s) 6 H2(g) H -493.4 kJ H -185.0 kJ H2(g) Cl2(g)4 Hl(g) Calculate the value of AH for the reaction BaHe(g) 6 Clalg)2 2 BCls(g) + 6 HCI(g) An...
Ethanol (C2H5OH) is used as an additive in many fuels today. What is AHørxn (kJ) for the combustion of 2 moles of liquid ethanol? C2H5OH (1) + 3 O2() + 2 CO2(g) + 3 H20 (1) Formula Hºf (kJ/mol) @ 298K C2H5OH-277.6 CO2(g) -393.5 H2O () -241.8 H20 -285.8 A. -401.7 kJ B. +401.7 kJ C. -2469 kJ D. +2734 kJ E. -2734 kJ О Е ОА oc OB
DUE APRIL Name CHE 111 ) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and energy is released (k) when 32.5L of CO2 gas are produced at 3.5atm and 1. Acetylene (C2H2 Given AH"dco,dg)]s-393.5 kl/mol ΔΗ-(H20(g)]--24 1.8 kJ/mol, and ARYc1ldgJ- 226.6 kJ/mol, how much 255 C? 2. The following questions refer to the combustion reaction of pentaborane with oxygen at STP to produce B20s and H2Co. Given the following values; calculate AHrn for the combustion reaction when 85.5...
1. Acetylene (C2H2) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AH [CO2(g)] = -393.5 kJ/mol, AH [H20(8)] = -241.8 kJ/mol, and AH[C2H2(g) = 226.6 kJ/mol, how much energy is released (kJ) when 92.5L of CO2 gas are produced at 225atm and 785°C?
1. Acetylene (C2H2) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AHC02(8)] = -393.5 kl/mol, AH® [H20(8)] = -241.8 kJ/mol, and AH(CH2(g)] = 226.6 kJ/mol, how much energy is released (kl) when 32.5L of CO2 gas are produced at 3.5atm and 255°C? 2C₂H2 (g) + 302 (5) 4CO2(g) + 2 H₂Org)
Given the following balanced equation for the combustion reaction of an unknown fuel: 4 Fuel (1) + 902(9) -> 8C02(g) + 10H 20(1) + AHørxn = -3857 kJ/mol 2N2(g) Given that AH°f{CO2(g)) = -393.5 kJ/mol and AH°f[H2001)) = -285.8 kJ/mol, calculate the enthalpy of formation of this fuel. Write answer to four significant figures. Numeric Response
Thermochemistry Help
6. Enthalpy of Heat of Combustion, AHo Entropy, So 393.5 285.8 -1366.7 5.740 130.6 160.7 69.91 20g) a. Write a separate, balanced chemical equation for the combustion of each of the following: C H2and C,HOH Combustion of C(s): Combustion of H2g Combustion of C,H OHu AH combustionCH,OH (1,- In principle, ethanol can be prepared by the following reaction: Using the reactions you wrote in (a), calculate the standard enthalpy change, Consider the only products to be CO, and/or...
Question 2 (1 point) Saved The standard heat of combustion for naphthalene, C10Hg(s), is -5156.8 kJ mol-1. Use this value and the given standard enthalpies of formation to calculate the standard enthalpy of formation of C1oHg(s) in kJ mol-1 H20() AHOf: H20() -285.9 kJ mol-1; -285.9 kJ mol-1. CO2(g) = -393.5 kJ mol-1 Hint: Hess' law; write the balanced chemical combustion equation and the chemical equation which defines the AHf of C10H8(s).
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
can you do the 7 and 9 ? can you also show and explain
me step by step?
D. 49.6 kJ E. 57.3 kJ 7. Butane (C4H10) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AH° [C4H10(g)] = -124.7 kJ/mol, AH° [CO2(g)] = -393.5 kJ/mol, AH [H2O(g)] = -241.8 kJ/mol, how much energy is released (kJ) when 8.30 g of butane is burned? Combustion of butane: 2 CH2(g) + 13 O2(g) → 8 CO2(g) +...
Page 2 of 7 Chem 1 Exercise # 3 Calculate the ΔΗ0n for the combustion of C6H6(1) at 25°C given the ΔΗ f values below Substance AHf (kJ/mol) CH(1) CO2(g) +49.0 -393.5 -285.8 | Given the following reactions: BCl3(g) 3 H2O0) H3BO3(s) 3 HCI(g) H-112.5 kJ 52H6(g) + 6 H20) 2 HsBOs(s) 6 H2(g) H -493.4 kJ H -185.0 kJ H2(g) Cl2(g)4 Hl(g) Calculate the value of AH for the reaction BaHe(g) 6 Clalg)2 2 BCls(g) + 6 HCI(g) An...
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