Problem 4 It takes 0.50 moles of Br,0) to titrate 25.0 mL of H,S,0,(aq) in the reaction: + 4Br, + 5H,0 2so- + 8Br + 10H* What is the molar concentration of H,S,0,? Enter your answer in the box provided with correct units and sig. figs.:
Problem 4 It takes 0.50 moles of Br,0) to titrate 25.0 mL of H,S,0,(aq) in the reaction: + 4Br, + 5H,0 2so- + 8Br + 10H* What is the molar concentration of H,S,0,? Enter your answer in the box provided with correct units and sig. figs.:
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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![**Problem 4**
It takes 0.50 moles of Br₂(l) to titrate 25.0 mL of H₂S₂O₃(aq) in the reaction:
\[ \text{S}_2\text{O}_3^{2-} + 4\text{Br}_2 + 5\text{H}_2\text{O} \rightarrow 2\text{SO}_4^{2-} + 8\text{Br}^- + 10\text{H}^+ \]
**What is the molar concentration of H₂S₂O₃?** Enter your answer in the box provided with correct units and significant figures.
**Answer:**
(The molar concentration of H₂S₂O₃(aq) is )
\[ [\text{H}_2\text{S}_2\text{O}_3] = \]
[Box for answer]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0cc9f533-5b82-451c-bed0-29c1b06719b1%2F7bb314b0-f78c-45bf-9484-8213a29160a9%2Fkdeo44w_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Problem 4**
It takes 0.50 moles of Br₂(l) to titrate 25.0 mL of H₂S₂O₃(aq) in the reaction:
\[ \text{S}_2\text{O}_3^{2-} + 4\text{Br}_2 + 5\text{H}_2\text{O} \rightarrow 2\text{SO}_4^{2-} + 8\text{Br}^- + 10\text{H}^+ \]
**What is the molar concentration of H₂S₂O₃?** Enter your answer in the box provided with correct units and significant figures.
**Answer:**
(The molar concentration of H₂S₂O₃(aq) is )
\[ [\text{H}_2\text{S}_2\text{O}_3] = \]
[Box for answer]
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