Given the following at 25°C and 1.00 atm:\[ \frac{1}{2} \text{N}_2 (g) + \text{O}_2 (g) \rightarrow \text{NO}_2 (g) \quad \Delta H^0 = 33.2 \text{ kJ} \]\[ \text{N}_2 (g) + 2 \text{O}_2 (g) \rightarrow \text{N}_2\text{O}_4 (g) \quad \Delta H^0 = 11.1 \text{ kJ} \]Calculate the \( \Delta H^0 \) for the reaction below at 25°C.\[ 2 \text{NO}_2 (g) \rightarrow \text{N}_2\text{O}_4 (g) \]Options:- \(\text{+44.3 kJ}\)- \(\text{+11.0 kJ}\)- \(\text{-55.3 kJ}\)- \(\text{+55.3 kJ}\)

Answered: Image /qna-images/answer/f1d0ae54-11a0-468d-a757-e082df4e1b94.jpg

Given the following at 25°C and 1.00 atm: 1/2 N2 (g) + O2 (g) → NO2 (g) AHO = 33.2 kJ N2 (g) + 2 02 (g) → N204 (g) AH. = 11.1 kJ Calculate the AHº for the reaction below at 25°C. 2 NO2 (g) – N204 (g)

Given the following at 25°C and 1.00 atm: 1/2 N2 (g) + O2 (g) → NO2 (g) AHO = 33.2 kJ N2 (g) + 2 02 (g) → N204 (g) AH. = 11.1 kJ Calculate the AHº for the reaction below at 25°C. 2 NO2 (g) – N204 (g)

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

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

Given the following at 25°C and 1.00 atm:

\[ \frac{1}{2} \text{N}_2 (g) + \text{O}_2 (g) \rightarrow \text{NO}_2 (g) \quad \Delta H^0 = 33.2 \text{ kJ} \]

\[ \text{N}_2 (g) + 2 \text{O}_2 (g) \rightarrow \text{N}_2\text{O}_4 (g) \quad \Delta H^0 = 11.1 \text{ kJ} \]

Calculate the \( \Delta H^0 \) for the reaction below at 25°C.

\[ 2 \text{NO}_2 (g) \rightarrow \text{N}_2\text{O}_4 (g) \]

Options:

- \(\text{+44.3 kJ}\)
- \(\text{+11.0 kJ}\)
- \(\text{-55.3 kJ}\)
- \(\text{+55.3 kJ}\)

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