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Ethanol undergoes combustion according to the equation C₂H₂OH(+ O₂(g)-CO₂ (g)+H₂O(n) 15 15 The standard heat of combustion of ethanol, C₂H, OH (0, is -1366.8 kJ/mol. Given that AH" (CO₂ (g)--393.5 kJ/mol and AHH₂O11--285.8 kmol What is the standard enthalpy of formation of ethanol? O-277.3kJ/mol 1367 kJ/mol 687.6 kJ/mol 3010 kl/mol -687.6kl/mol (not balanced) Determine the enthalpy change for the oxidation of ethanol to acetic acid, CH3CH₂OH() + O₂(g) → CH3COOH(() + given the thermochemical equations below. 2 CH3CH₂OH() + O₂(g) → 2 CH3CHO() +2H₂O(n) 2 CH,COOH(0) — 2 CH,CHO(l+O,{g -492.6 kJ -183.6 kJ +183.6 kJ +492.6 kJ -985.2 kJ ) + H₂O(0) AH--400.8 kJ AH-584.4 kJ

Ethanol undergoes combustion according to the equation C₂H₂OH(+ O₂(g)-CO₂ (g)+H₂O(n) 15 15 The standard heat of combustion of ethanol, C₂H, OH (0, is -1366.8 kJ/mol. Given that AH" (CO₂ (g)--393.5 kJ/mol and AHH₂O11--285.8 kmol What is the standard enthalpy of formation of ethanol? O-277.3kJ/mol 1367 kJ/mol 687.6 kJ/mol 3010 kl/mol -687.6kl/mol (not balanced) Determine the enthalpy change for the oxidation of ethanol to acetic acid, CH3CH₂OH() + O₂(g) → CH3COOH(() + given the thermochemical equations below. 2 CH3CH₂OH() + O₂(g) → 2 CH3CHO() +2H₂O(n) 2 CH,COOH(0) — 2 CH,CHO(l+O,{g -492.6 kJ -183.6 kJ +183.6 kJ +492.6 kJ -985.2 kJ ) + H₂O(0) AH--400.8 kJ AH-584.4 kJ

Chemistry: Matter and Change
Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Chapter15: Energy And Chemical Change
Section: Chapter Questions
Problem 112A: sample of natural gas is analyzed and found to be88.4% methane (CH4) and 11.6% ethane (C2H6) bymass....
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14 Ethanol undergoes combustion according to the equation C₂H₂OH(+ O₂(g)-CO₂ (g)+H₂O() 15 15 The standard heat of combustion of ethanol, C₂H,OH (0, is-1366.8 kJ/mol. Given that AH" (CO₂ (g)--393.5 kJ/mol and AHH₂O --285.8 kmol What is the standard enthalpy of formation of ethanol? -277.3kJ/mol 1367 kJ/mol 687.6 kJ/mol 3010 kl/mol -687.6 kJ/mol (not balanced) Determine the enthalpy change for the oxidation of ethanol to acetic acid, CH3CH₂OH() + O₂(g) → CH3COOH() + H₂O(l) given the thermochemical equations below. 2 CH3CH₂OH() + O₂(g) →2CH₂CHO() +2H₂O(l) 2 CH3COOH()-2 CH3CHO(0) + O₂(g) -492.6 kJ -183.6 kJ +183.6 kJ +492.6 kJ -985.2 kJ AH--400.8 kJ AH-584.4 kJ
Transcribed Image Text:14 Ethanol undergoes combustion according to the equation C₂H₂OH(+ O₂(g)-CO₂ (g)+H₂O() 15 15 The standard heat of combustion of ethanol, C₂H,OH (0, is-1366.8 kJ/mol. Given that AH" (CO₂ (g)--393.5 kJ/mol and AHH₂O --285.8 kmol What is the standard enthalpy of formation of ethanol? -277.3kJ/mol 1367 kJ/mol 687.6 kJ/mol 3010 kl/mol -687.6 kJ/mol (not balanced) Determine the enthalpy change for the oxidation of ethanol to acetic acid, CH3CH₂OH() + O₂(g) → CH3COOH() + H₂O(l) given the thermochemical equations below. 2 CH3CH₂OH() + O₂(g) →2CH₂CHO() +2H₂O(l) 2 CH3COOH()-2 CH3CHO(0) + O₂(g) -492.6 kJ -183.6 kJ +183.6 kJ +492.6 kJ -985.2 kJ AH--400.8 kJ AH-584.4 kJ
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