Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction: C2H5OH(l)+3O2(g)→2CO2(g)+3H2O(g) Express your answer using four significant figures.   Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction: SO2(g)+12O2(g)→SO3(g) Express your answer using three significant figures.   Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction: C(s)+H2O(g)→CO(g)+H2(g) Express your answer using four significant figures.     Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction: N2O4(g)+4H2(g)→N2(g)+4H2O(g) Express your answer using four significant figures.

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter5: Thermochemistry
Section: Chapter Questions
Problem 5.86QE: One of the components of jet engine fuel is n-dodecane, C12H26(), which has a standard enthalpy of...
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Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction:

C2H5OH(l)+3O2(g)→2CO2(g)+3H2O(g)

Express your answer using four significant figures.
 
Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction:

SO2(g)+12O2(g)→SO3(g)

Express your answer using three significant figures.

 

Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction:

C(s)+H2O(g)→CO(g)+H2(g)

Express your answer using four significant figures.
 
 
Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction:

N2O4(g)+4H2(g)→N2(g)+4H2O(g)

Express your answer using four significant figures.
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