"You use 44.95 mL of Na2S₂03 solution to titrate 0.1685 g of KIO3 (214.0 g/mole). KIO3 (aq) + 6HCl (aq) + 5 KI (aq) → 3 1₂ (aq) + 3 H₂O (1) + 6 KCI (aq) 2 Na₂S₂03 (aq) + 1₂ (aq) → Na₂S406 (aq) + 2 Nal (aq) How many moles of KIO3 were used? (enter just the number in decimal form with correct sig. figs) mol KIO3. How many moles of Na₂S203 were present? (enter just the number in decimal form with correct sig. figs) mol Na₂S₂O3. What is the molar concentration of the Na2S₂O3 solution? (enter just the number in decimal form with correct sig. figs) M Na2S₂O3 solution
"You use 44.95 mL of Na2S₂03 solution to titrate 0.1685 g of KIO3 (214.0 g/mole). KIO3 (aq) + 6HCl (aq) + 5 KI (aq) → 3 1₂ (aq) + 3 H₂O (1) + 6 KCI (aq) 2 Na₂S₂03 (aq) + 1₂ (aq) → Na₂S406 (aq) + 2 Nal (aq) How many moles of KIO3 were used? (enter just the number in decimal form with correct sig. figs) mol KIO3. How many moles of Na₂S203 were present? (enter just the number in decimal form with correct sig. figs) mol Na₂S₂O3. What is the molar concentration of the Na2S₂O3 solution? (enter just the number in decimal form with correct sig. figs) M Na2S₂O3 solution
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter4: Chemical Reactions In Solution
Section: Chapter Questions
Problem 4.120QE
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Transcribed Image Text:You use 44.95 mL of Na2S₂03 solution to titrate 0.1685 g of KIO3 (214.0 g/mole).
KIO3 (aq) + 6HCl (aq) +5 KI (aq) →3 1₂ (aq) + 3 H₂O (1) + 6 KCI (aq)
2 Na₂S₂O3(aq) + 1₂ (aq) → Na₂S406 (aq) + 2 Nal (aq)
How many moles of KIO3 were used? (enter just the number in decimal form with correct sig. figs)
mol KIO3.
How many moles of Na2S₂O3 were present? (enter just the number in decimal form
with correct sig. figs)
mol Na2S₂O3-
What is the molar concentration of the Na₂S₂O3 solution? (enter just the number in
decimal form with correct sig. figs)
M Na2S₂O3 solution
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