Honors Chemistry                                                         Name______________________________________

Heats of Formation PMP

Mr. McAfoos                                                                  Period____________ Date_____________________

 

Determine the ∆Hrxn for each of the following using your table of Standard Molar Enthalpies of Formation, et. al.

  1. Combustion of Al(s)

 

  1. BaCl2 + ZnSO4 à

 

  1. C2H6 (g) + CH3OH(l) à C2H5OH(l) + CH4 (g)

 

  1. C2H6 (g) + CH3OH (l) à C2H5OH (l) + CH4 (g)

 

  1. Co + HNO3 à Co(NO3)2 + H2

 

  1. S8 (s) + O2 à SO3

 

  1. S8 (s) + O2 à SO2