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**Chemical Equilibrium and Factors Affecting It** **Equation:** \[ \text{HNO}_2(\text{aq}) \rightleftharpoons \text{NO}_2^{-}(\text{aq}) + \text{H}^{+}(\text{aq}) \quad K = 4.5 \times 10^{-4} \] **5. Reaction Description:** The decomposition of solid ammonium carbamate to gaseous ammonia and carbon dioxide is an endothermic reaction. \[ (\text{NH}_4)_2\text{NH}_2\text{CO}_2(\text{s}) \rightleftharpoons 2 \text{NH}_3(\text{g}) + \text{CO}_2(\text{g}) \] **Task:** Starting with an equilibrium mixture, how would the following changes affect the quantity of \(\text{NH}_3\) present when the equilibrium is re-established? (Increase, decrease, or remain the same.) 1. **The volume is increased.** - ________ 2. **The temperature is increased.** - ________ 3. **Additional \(\text{CO}_2(\text{g})\) is added to the mixture.** - ________ 4. **A catalyst is added.** - ________ 5. **Neon gas is added.** - ________ 6. **\(\text{CO}_2(\text{g})\) is removed from the mixture.** - ________

**Chemical Equilibrium and Factors Affecting It** **Equation:** \[ \text{HNO}_2(\text{aq}) \rightleftharpoons \text{NO}_2^{-}(\text{aq}) + \text{H}^{+}(\text{aq}) \quad K = 4.5 \times 10^{-4} \] **5. Reaction Description:** The decomposition of solid ammonium carbamate to gaseous ammonia and carbon dioxide is an endothermic reaction. \[ (\text{NH}_4)_2\text{NH}_2\text{CO}_2(\text{s}) \rightleftharpoons 2 \text{NH}_3(\text{g}) + \text{CO}_2(\text{g}) \] **Task:** Starting with an equilibrium mixture, how would the following changes affect the quantity of \(\text{NH}_3\) present when the equilibrium is re-established? (Increase, decrease, or remain the same.) 1. **The volume is increased.** - ________ 2. **The temperature is increased.** - ________ 3. **Additional \(\text{CO}_2(\text{g})\) is added to the mixture.** - ________ 4. **A catalyst is added.** - ________ 5. **Neon gas is added.** - ________ 6. **\(\text{CO}_2(\text{g})\) is removed from the mixture.** - ________

Chemistry
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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**Chemical Equilibrium and Factors Affecting It** **Equation:** \[ \text{HNO}_2(\text{aq}) \rightleftharpoons \text{NO}_2^{-}(\text{aq}) + \text{H}^{+}(\text{aq}) \quad K = 4.5 \times 10^{-4} \] **5. Reaction Description:** The decomposition of solid ammonium carbamate to gaseous ammonia and carbon dioxide is an endothermic reaction. \[ (\text{NH}_4)_2\text{NH}_2\text{CO}_2(\text{s}) \rightleftharpoons 2 \text{NH}_3(\text{g}) + \text{CO}_2(\text{g}) \] **Task:** Starting with an equilibrium mixture, how would the following changes affect the quantity of \(\text{NH}_3\) present when the equilibrium is re-established? (Increase, decrease, or remain the same.) 1. **The volume is increased.** - ________ 2. **The temperature is increased.** - ________ 3. **Additional \(\text{CO}_2(\text{g})\) is added to the mixture.** - ________ 4. **A catalyst is added.** - ________ 5. **Neon gas is added.** - ________ 6. **\(\text{CO}_2(\text{g})\) is removed from the mixture.** - ________
Transcribed Image Text:**Chemical Equilibrium and Factors Affecting It** **Equation:** \[ \text{HNO}_2(\text{aq}) \rightleftharpoons \text{NO}_2^{-}(\text{aq}) + \text{H}^{+}(\text{aq}) \quad K = 4.5 \times 10^{-4} \] **5. Reaction Description:** The decomposition of solid ammonium carbamate to gaseous ammonia and carbon dioxide is an endothermic reaction. \[ (\text{NH}_4)_2\text{NH}_2\text{CO}_2(\text{s}) \rightleftharpoons 2 \text{NH}_3(\text{g}) + \text{CO}_2(\text{g}) \] **Task:** Starting with an equilibrium mixture, how would the following changes affect the quantity of \(\text{NH}_3\) present when the equilibrium is re-established? (Increase, decrease, or remain the same.) 1. **The volume is increased.** - ________ 2. **The temperature is increased.** - ________ 3. **Additional \(\text{CO}_2(\text{g})\) is added to the mixture.** - ________ 4. **A catalyst is added.** - ________ 5. **Neon gas is added.** - ________ 6. **\(\text{CO}_2(\text{g})\) is removed from the mixture.** - ________
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