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
![In the reactions presented below, how many redox reactions are there?
1. HCl₍ₐq₎ + NaOH₍ₐq₎ → NaCl₍ₐq₎ + H₂O₍ₗ₎
2. CH₄₍g₎ + 2O₂₍g₎ → CO₂₍g₎ + 2H₂O₍lm₎
3. AgNO₃₍ₐq₎ + NaCl₍ₐq₎ → AgCl₍s₎ + NaNO₃₍ₐq₎
4. 2H₂₍g₎ + O₂₍g₎ → 2H₂O₍g₎
5. HCl₍ₐq₎ + NaHCO₃₍ₐq₎ → NaCl₍ₐq₎ + CO₂₍g₎ + H₂O₍l₎
6. 2C₈H₁₈ + 15O₂₍g₎ → 12CO₂₍g₎ + 6H₂O₍lm₎
7. CuSO₄₍ₐq₎ + Mg₍s₎ → Cu₍s₎ + MgSO₄₍ₐq₎
Group of answer choices:
- 1
- 3
- 2
- 4
- 6](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb28168f2-f2e4-44a5-ae9d-15ad346edc8c%2F946257fd-6ad2-4db7-8f12-9e8f463cd919%2F8s3ydpn_processed.jpeg&w=3840&q=75)
Transcribed Image Text:In the reactions presented below, how many redox reactions are there?
1. HCl₍ₐq₎ + NaOH₍ₐq₎ → NaCl₍ₐq₎ + H₂O₍ₗ₎
2. CH₄₍g₎ + 2O₂₍g₎ → CO₂₍g₎ + 2H₂O₍lm₎
3. AgNO₃₍ₐq₎ + NaCl₍ₐq₎ → AgCl₍s₎ + NaNO₃₍ₐq₎
4. 2H₂₍g₎ + O₂₍g₎ → 2H₂O₍g₎
5. HCl₍ₐq₎ + NaHCO₃₍ₐq₎ → NaCl₍ₐq₎ + CO₂₍g₎ + H₂O₍l₎
6. 2C₈H₁₈ + 15O₂₍g₎ → 12CO₂₍g₎ + 6H₂O₍lm₎
7. CuSO₄₍ₐq₎ + Mg₍s₎ → Cu₍s₎ + MgSO₄₍ₐq₎
Group of answer choices:
- 1
- 3
- 2
- 4
- 6
Expert Solution
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Step 1
Redox reaction is defined as a reaction in which oxidation and reduction takes place simultaneously.
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