Calculate AH for the formation of benzoic acid from its constituent elements 7C(s) + 3H₂(g) + O₂(g) → C6H5COOH(s) - Given: C6H5COOH(s) + 15/2 O2(g) → 7CO2(g) + 3H₂O(l) C(s) + O2(g) - CO2(g) H2(g) + O2(g) → H₂O(1) AH-771.2 kcal AH-94.05 kcal AH = -68.32 kcal (2) (3)

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Chapter1: Chemical Foundations
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Calculate AH for the formation of benzoic acid from its constituent elements
7C(s) + 3H2(g) + O₂(g) → C6H5COOH(s)
Given:
C6H5COOH(s) + 15/2 O2(g) → 7CO2(g) + 3H₂O(l)
C(s) + O2(g) - CO₂(g)
H2(g) + O2(g) → H₂O(l)
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AH = -771.2 kcal
AH-94.05 kcal
AH = -68.32 kcal
Moving to the next question prevents changes to this answer.
(2)
(3)
Transcribed Image Text:A Moving to the next question prevents changes to this answer. Question 2 Calculate AH for the formation of benzoic acid from its constituent elements 7C(s) + 3H2(g) + O₂(g) → C6H5COOH(s) Given: C6H5COOH(s) + 15/2 O2(g) → 7CO2(g) + 3H₂O(l) C(s) + O2(g) - CO₂(g) H2(g) + O2(g) → H₂O(l) Attach File Browse Local Files AH = -771.2 kcal AH-94.05 kcal AH = -68.32 kcal Moving to the next question prevents changes to this answer. (2) (3)
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