(3)ONE-(8)ON + (3)0N Express the enthalpy in kilojoules to four significant digits. Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Provide Feedback

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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**Given the following data:**

\[ \text{N}_2(g) + \text{O}_2(g) \rightarrow 2\text{NO}(g), \quad \Delta \text{H} = +180.7\, \text{kJ} \]

\[ 2\text{NO}(g) + \text{O}_2(g) \rightarrow 2\text{NO}_2(g), \quad \Delta \text{H} = -113.1\, \text{kJ} \]

\[ 2\text{N}_2\text{O}(g) \rightarrow 2\text{N}_2(g) + \text{O}_2(g), \quad \Delta \text{H} = -163.2\, \text{kJ} \]

Use Hess's law to calculate \( \Delta \text{H} \) for the following reaction:

\[ \text{N}_2\text{O}(g) + \text{NO}(g) \rightarrow 3\text{NO}(g) \]

Express the enthalpy in kilojoules to four significant digits.

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Transcribed Image Text:**Given the following data:** \[ \text{N}_2(g) + \text{O}_2(g) \rightarrow 2\text{NO}(g), \quad \Delta \text{H} = +180.7\, \text{kJ} \] \[ 2\text{NO}(g) + \text{O}_2(g) \rightarrow 2\text{NO}_2(g), \quad \Delta \text{H} = -113.1\, \text{kJ} \] \[ 2\text{N}_2\text{O}(g) \rightarrow 2\text{N}_2(g) + \text{O}_2(g), \quad \Delta \text{H} = -163.2\, \text{kJ} \] Use Hess's law to calculate \( \Delta \text{H} \) for the following reaction: \[ \text{N}_2\text{O}(g) + \text{NO}(g) \rightarrow 3\text{NO}(g) \] Express the enthalpy in kilojoules to four significant digits. [Text Box for Input] **Button Options:** - Submit - Previous Answers - Request Answer [Feedback Message] Incorrect; Try Again. 5 attempts remaining. **Provide Feedback**
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