Question

What is the enthalpy change for the reaction shown below?

C2H2 + HCl -> CH2CHCl

a. -34 kJ/mole

b. -87 kJ/mole

c. +34 kJ/mole

d. +87 kJ/mole

Bond Dissociation Energies Average Single Bond Energies (kJ per mole) H 436414 389 464 569 293 318 339 431 368 297 347 293 35

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Answer #1

Prom given slouta, bond duissociatio eneriea 2183 K/mole △H-二 2096-2183 -87 K/mole.

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