Be sure to answer all parts. A mercury mirror forms inside a test tube as a result of the thermal decomposition of mercury oxide: 2 HgO(s) 2 Hg(l) + O2(g) = 181.6 kJ (a) How much heat is needed to decompose 570. g of the oxide? kJ (b) If 327 kJ of heat is absorbed, how many grams of Hg form? x 10 g Hg (Enter your answer in scientific notation.)
Be sure to answer all parts. A mercury mirror forms inside a test tube as a result of the thermal decomposition of mercury oxide: 2 HgO(s) 2 Hg(l) + O2(g) = 181.6 kJ (a) How much heat is needed to decompose 570. g of the oxide? kJ (b) If 327 kJ of heat is absorbed, how many grams of Hg form? x 10 g Hg (Enter your answer in scientific notation.)
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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![**Educational Website Content:**
### Topic: Thermal Decomposition of Mercury Oxide
**Introduction:**
A mercury mirror forms inside a test tube as a result of the thermal decomposition of mercury(II) oxide.
**Chemical Reaction:**
\[ 2 \, \text{HgO}(s) \rightarrow 2 \, \text{Hg}(l) + \text{O}_2(g) \]
**Enthalpy Change:**
\[ \Delta H_{\text{rxn}} = 181.6 \, \text{kJ} \]
**Problem Statement:**
**(a) Calculation of Heat Requirement:**
- **Question:** How much heat is needed to decompose 570 g of the oxide?
- **Solution Box:** \( \_\_\_\_ \, \text{kJ} \)
**(b) Mass from Heat Absorption:**
- **Question:** If 327 kJ of heat is absorbed, how many grams of Hg form?
- **Solution Box:** \( \_\_\_ \times 10^{\_\_\_} \, \text{g Hg} \) (Enter your answer in scientific notation.)
This problem involves applying concepts of chemical thermodynamics to calculate the energy requirement and product mass in reactions involving mercury(II) oxide.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F728e70e5-602c-40ad-8198-449db4e3e647%2Fef7a334d-def7-42fe-9361-3c825b8374e8%2Fx3kpxqr_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Educational Website Content:**
### Topic: Thermal Decomposition of Mercury Oxide
**Introduction:**
A mercury mirror forms inside a test tube as a result of the thermal decomposition of mercury(II) oxide.
**Chemical Reaction:**
\[ 2 \, \text{HgO}(s) \rightarrow 2 \, \text{Hg}(l) + \text{O}_2(g) \]
**Enthalpy Change:**
\[ \Delta H_{\text{rxn}} = 181.6 \, \text{kJ} \]
**Problem Statement:**
**(a) Calculation of Heat Requirement:**
- **Question:** How much heat is needed to decompose 570 g of the oxide?
- **Solution Box:** \( \_\_\_\_ \, \text{kJ} \)
**(b) Mass from Heat Absorption:**
- **Question:** If 327 kJ of heat is absorbed, how many grams of Hg form?
- **Solution Box:** \( \_\_\_ \times 10^{\_\_\_} \, \text{g Hg} \) (Enter your answer in scientific notation.)
This problem involves applying concepts of chemical thermodynamics to calculate the energy requirement and product mass in reactions involving mercury(II) oxide.
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