What the situation 1-Calculate the pH at 0, 10.0, 25.0, 50.0, and 60.0mL titrant in the titrationof 50.0mL of 0.100 M H,SO4 with 0.100 M NaOH and draw the titrationcurve.2-A 0.2000-g sample containing urea is analyzed by the Kjeldahl method.The ammonia is collected in 50.00mL of 0.05000 M H,SO4, and the excessacid is back-titrated with 0.05000 M NaOH, a procedure requiring 3.40 mL.Calculate the percent urea in the sample.3-The pKa of finalic acid is 6.50, What is the pH of an equimolar solution offinalic acid and sodium finalate? Assume that both solutions are at 0. 1 M.4-Calculate pCl for the titration of 100.0 mL of 0.1000 M CI with 0.1000 MAGNO; for the addition of 0.00 and 20.00 mL AgNO3.

Answered: 1-Calculate the pH at 0, 10.0, 25.0,…

1-Calculate the pH at 0, 10.0, 25.0, 50.0, and 60.0mL titrant in the titration of 50.0mL of 0.100 M H,SO4 with 0.100 M NaOH and draw the titration curve.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter15: Additional Aqueous Equilibria

Section: Chapter Questions

Problem 34QRT

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

What the situation

1-Calculate the pH at 0, 10.0, 25.0, 50.0, and 60.0mL titrant in the titration
of 50.0mL of 0.100 M H,SO4 with 0.100 M NaOH and draw the titration
curve.
2-A 0.2000-g sample containing urea is analyzed by the Kjeldahl method.
The ammonia is collected in 50.00mL of 0.05000 M H,SO4, and the excess
acid is back-titrated with 0.05000 M NaOH, a procedure requiring 3.40 mL.
Calculate the percent urea in the sample.
3-The pKa of finalic acid is 6.50, What is the pH of an equimolar solution of
finalic acid and sodium finalate? Assume that both solutions are at 0. 1 M.
4-Calculate pCl for the titration of 100.0 mL of 0.1000 M CI with 0.1000 M
AGNO; for the addition of 0.00 and 20.00 mL AgNO3.

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