Please Help! Hess' Law Problem?

  • Thread starter Thread starter jack the ripper
  • Start date Start date
J

jack the ripper

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Okay.

2 C + H2 ----> C2H2 (that's what I want)

A) C2H2 + (5/2) O2 ----- > 2CO2 + H2O Delta H = -1299.6 kJ

B) H2 + (1/2) O2 ---- > H2O Delta H = -285.8 kJ

C) C + O2 --- > CO2 Delta H = -393.5 kJ

Please Help! Include steps!
 
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