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Given the Following Thermochemical Equations and Their Corresponding Enthalpies

question 54

Multiple Choice

Given the following thermochemical equations and their corresponding enthalpies:
2 C₂ H₂ (g) + 5 O₂(g) 4 CO₂ (g) + 2 H₂ O ( Given the following thermochemical equations and their corresponding enthalpies: 2 C₂ H₂ (g)  + 5 O₂(g)  4 CO₂ (g)  + 2 H₂ O (   )  D H = - 2601 kJ C<sub>8</sub> H<sub>8</sub> (   )  + 10 O₂(g)  8 CO₂ (g)  + 4 H₂ O (   )  D H = - 4393 kJ What is the enthalpy change for the following reaction? 4 C₂ H₂ (g)  C<sub>8</sub> H<sub>8</sub> (   )  D H = ? A)  - 1792 kJ B)  - 809 kJ C)  - 6994 kJ D)  - 9595 kJ E)  none of these ) D H = - 2601 kJ C8 H8 ( Given the following thermochemical equations and their corresponding enthalpies: 2 C₂ H₂ (g)  + 5 O₂(g)  4 CO₂ (g)  + 2 H₂ O (   )  D H = - 2601 kJ C<sub>8</sub> H<sub>8</sub> (   )  + 10 O₂(g)  8 CO₂ (g)  + 4 H₂ O (   )  D H = - 4393 kJ What is the enthalpy change for the following reaction? 4 C₂ H₂ (g)  C<sub>8</sub> H<sub>8</sub> (   )  D H = ? A)  - 1792 kJ B)  - 809 kJ C)  - 6994 kJ D)  - 9595 kJ E)  none of these ) + 10 O₂(g) 8 CO₂ (g) + 4 H₂ O ( Given the following thermochemical equations and their corresponding enthalpies: 2 C₂ H₂ (g)  + 5 O₂(g)  4 CO₂ (g)  + 2 H₂ O (   )  D H = - 2601 kJ C<sub>8</sub> H<sub>8</sub> (   )  + 10 O₂(g)  8 CO₂ (g)  + 4 H₂ O (   )  D H = - 4393 kJ What is the enthalpy change for the following reaction? 4 C₂ H₂ (g)  C<sub>8</sub> H<sub>8</sub> (   )  D H = ? A)  - 1792 kJ B)  - 809 kJ C)  - 6994 kJ D)  - 9595 kJ E)  none of these ) D H = - 4393 kJ What is the enthalpy change for the following reaction?
4 C₂ H₂ (g) C8 H8 ( Given the following thermochemical equations and their corresponding enthalpies: 2 C₂ H₂ (g)  + 5 O₂(g)  4 CO₂ (g)  + 2 H₂ O (   )  D H = - 2601 kJ C<sub>8</sub> H<sub>8</sub> (   )  + 10 O₂(g)  8 CO₂ (g)  + 4 H₂ O (   )  D H = - 4393 kJ What is the enthalpy change for the following reaction? 4 C₂ H₂ (g)  C<sub>8</sub> H<sub>8</sub> (   )  D H = ? A)  - 1792 kJ B)  - 809 kJ C)  - 6994 kJ D)  - 9595 kJ E)  none of these ) D H = ?


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