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The Thermochemical Equation for the Combustion of Butane Is Givenn

Question 33

Multiple Choice

The thermochemical equation for the combustion of butane is givenn below. C4H10(g) + 13/2 O2(g) → 4 CO2(g) + 5 H2O( The thermochemical equation for the combustion of butane is givenn below. C<sub>4</sub>H<sub>10</sub>(g) + 13/2 O<sub>2</sub>(g) → 4 CO<sub>2</sub>(g) + 5 H<sub>2</sub>O(   )  Δ<sub>r</sub>H° = -2877 kJ/mol-rxn What is the enthalpy change for the reaction below? 8 CO<sub>2</sub>(g) + 10 H<sub>2</sub>O(   ) → 2 C<sub>4</sub>H<sub>10</sub>(g) + 13 O<sub>2</sub>(g)  A)  +1439 kJ/mol-rxn B)  +2877 kJ/mol-rxn C)  -5754 kJ/mol-rxn D)  -2877 kJ/mol-rxn E)  +5754 kJ/mol-rxn )
ΔrH° = -2877 kJ/mol-rxn
What is the enthalpy change for the reaction below?
8 CO2(g) + 10 H2O( The thermochemical equation for the combustion of butane is givenn below. C<sub>4</sub>H<sub>10</sub>(g) + 13/2 O<sub>2</sub>(g) → 4 CO<sub>2</sub>(g) + 5 H<sub>2</sub>O(   )  Δ<sub>r</sub>H° = -2877 kJ/mol-rxn What is the enthalpy change for the reaction below? 8 CO<sub>2</sub>(g) + 10 H<sub>2</sub>O(   ) → 2 C<sub>4</sub>H<sub>10</sub>(g) + 13 O<sub>2</sub>(g)  A)  +1439 kJ/mol-rxn B)  +2877 kJ/mol-rxn C)  -5754 kJ/mol-rxn D)  -2877 kJ/mol-rxn E)  +5754 kJ/mol-rxn ) → 2 C4H10(g) + 13 O2(g)


A) +1439 kJ/mol-rxn
B) +2877 kJ/mol-rxn
C) -5754 kJ/mol-rxn
D) -2877 kJ/mol-rxn
E) +5754 kJ/mol-rxn

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