Standard Enthalpies of Formation. Chapter 8.5. Standard Enthalpies of Formation “Heat of Formation”.
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Standard Enthalpies of Formation
You have a similar table on page 209 of your text
NH3 = -46.1
-183.6 + 0 361.2 + (-1450.8)
-183.6 for reactants -1089.6 for products
Prod. – React. = -1089.6 – (-183.6) = -906 kJ
Problems #38 (don’t forget DH in equations!), 39, 43, and 45
Chem Dollar problem #52 ($2)