2NaHCO3(s)--> Na2CO3(s)+CO2(g) +H2O(l) When 30.0 g NaHCO3 decomposes, the change in energy is-23.1 kJ. Use this information and the additional information provided to calculate the ΔH°f of NaHCO3. Substance ΔH°f (kJ/mol) H2O(l) –286 CO2(g) –394 Na2CO3(s) –1131 ΔH°f of NaHCO3 ___kJ/mol ?
2NaHCO3(s)--> Na2CO3(s)+CO2(g) +H2O(l) When 30.0 g NaHCO3 decomposes, the change in energy is-23.1 kJ. Use this information and the additional information provided to calculate the ΔH°f of NaHCO3. Substance ΔH°f (kJ/mol) H2O(l) –286 CO2(g) –394 Na2CO3(s) –1131 ΔH°f of NaHCO3 ___kJ/mol ?
Chapter6: Thermochemistry
Section: Chapter Questions
Problem 87E: Water gas is produced from the reaction of steam with coal: C(s)+H2O(g)H2(g)+CO(g) Assuming that...
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2NaHCO3(s)--> Na2CO3(s)+CO2(g) +H2O(l)
When 30.0 g NaHCO3 decomposes, the change in energy is-23.1 kJ. Use this information and the additional information provided to calculate the ΔH°f of NaHCO3.
| Substance | ΔH°f (kJ/mol) |
| H2O(l) | –286 |
| CO2(g) | –394 |
| Na2CO3(s) | –1131 |
ΔH°f of NaHCO3 ___kJ/mol ?
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