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Author Question: Given the bond enthalpies CC (611), CC (837), HH (436),CH (414) all in kJ/mol, estimate H for the ... (Read 38 times)

RRMR

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Question 1

Given the bond enthalpies CC (348), CO (707), OO (498), HO (464), CH (414) all in kJ/mol, compute Δ in kJ/mol for the complete combustion of C7H16.
◦ -3.13 × 103 kJ/mol
◦ -2.93 × 103 kJ/mol
◦ -2.57 × 103 kJ/mol
◦ -2.43 × 103 kJ/mol
◦ +2.57 × 103 kJ/mol

Question 2

Given the bond enthalpies CC (611), CC (837), HH (436),CH (414) all in kJ/mol, estimate Δ for the following reaction: C2H2(g) + H2(g) → C2H4(g).
◦ -60 kJ/mol
◦ -166 kJ/mol
◦ -994 kJ/mol
◦ +166 kJ/mol
◦ 98 kJ/mol


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Marked as best answer by RRMR on Jul 8, 2021

patma1981

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RRMR

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Reply 2 on: Jul 8, 2021
Thanks for the timely response, appreciate it


tanna.moeller

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Reply 3 on: Yesterday
Gracias!

 

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