19. Sodium thiosulfate (Na,S2O3, molar mass = 158.2 g/mol) is used in the development of photographic film. Your summer job is at a photography lab and you need to check the purity of an outdated supply. You react 40.21 mL of 0.246 M iodine solution with a 3.232 g sample. What is the percent purity of the sodium thiosulfate that you report to your boss? L(aq) + 2S20,2-(aq) → 21-(aq) + S,O²-(aq) a. 100% d. 98.6% b. 48.4% е. 84.4% с. 96.8%
19. Sodium thiosulfate (Na,S2O3, molar mass = 158.2 g/mol) is used in the development of photographic film. Your summer job is at a photography lab and you need to check the purity of an outdated supply. You react 40.21 mL of 0.246 M iodine solution with a 3.232 g sample. What is the percent purity of the sodium thiosulfate that you report to your boss? L(aq) + 2S20,2-(aq) → 21-(aq) + S,O²-(aq) a. 100% d. 98.6% b. 48.4% е. 84.4% с. 96.8%
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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![19. Sodium thiosulfate (Na,S,O3, molar mass = 158.2 g/mol) is used in the development of photographic film.
Your summer job is at a photography lab and you need to check the purity of an outdated supply. You react
40.21 mL of 0.246 M iodine solution with a 3.232 g sample. What is the percent purity of the sodium
thiosulfate that you report to your boss?
L(aq) + 2S20;2-(aq) → 21-(aq) + S,0,²-(aq)
а.
100%
d. 98.6%
b. 48.4%
е.
84.4%
с.
96.8%](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F19c732c8-efee-414f-84d3-ed7ea6f7d2e9%2Fc913c398-11ca-493b-8a29-a6e6e3cc5628%2Fruqus86_processed.jpeg&w=3840&q=75)
Transcribed Image Text:19. Sodium thiosulfate (Na,S,O3, molar mass = 158.2 g/mol) is used in the development of photographic film.
Your summer job is at a photography lab and you need to check the purity of an outdated supply. You react
40.21 mL of 0.246 M iodine solution with a 3.232 g sample. What is the percent purity of the sodium
thiosulfate that you report to your boss?
L(aq) + 2S20;2-(aq) → 21-(aq) + S,0,²-(aq)
а.
100%
d. 98.6%
b. 48.4%
е.
84.4%
с.
96.8%
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