Compound ∆Hf (kJ/mole) ∆S (J/mole K) C2H4 52.4 219.3 C2H6 –84.68 229.2 SiO2 –910.7 41.5 HF –273.3 173.8 SiF4 –1615.0 282.8 NH3 –45.9 192.9 O2 1.88 2.43 NO 91.3 210.8 H2O(g) –241.8 188.8 4 NH3 + 5 O2 -> 4 NO + 6 H2O
Compound ∆Hf (kJ/mole) ∆S (J/mole K) C2H4 52.4 219.3 C2H6 –84.68 229.2 SiO2 –910.7 41.5 HF –273.3 173.8 SiF4 –1615.0 282.8 NH3 –45.9 192.9 O2 1.88 2.43 NO 91.3 210.8 H2O(g) –241.8 188.8 4 NH3 + 5 O2 -> 4 NO + 6 H2O
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter6: Thermochemistry
Section: Chapter Questions
Problem 68E: In a coffee-cup calorimeter, 1.60 g NH4NO3 is mixed with 75.0 g water at an initial temperature of...
Related questions
Question
Compound |
∆Hf (kJ/mole) |
∆S (J/mole K) |
C2H4 |
52.4 |
219.3 |
C2H6 |
–84.68 |
229.2 |
SiO2 |
–910.7 |
41.5 |
HF |
–273.3 |
173.8 |
SiF4 |
–1615.0 |
282.8 |
NH3 |
–45.9 |
192.9 |
O2 |
1.88 |
2.43 |
NO |
91.3 |
210.8 |
H2O(g) |
–241.8 |
188.8
|
4 NH3 + 5 O2 -> 4 NO + 6 H2O
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