Red cabbage juice is a sensitive acid-base indicator: its colors range from red at acidic pH to yellow in alkaline solutions. If red cabbage is used for thefollowing titration, calculate the pH of the solution described and indicate whether the solution will be red or yellow.6th attemptSee Periodic Table O See HintIf 90.00 mL of a 1.780 MHNO2 solution is reacted with 1.950 g NAOH, calculate the resulting pH. The pKa of HNO2 is 3.40.Resulting pHColor of the solutionred

Given : Volume of HNO2 = 90 ml Molarity of HNO2 = 1.780 M

Answered: If 90.00 mL of a 1.780 MHNO2 solution…

If 90.00 mL of a 1.780 MHNO2 solution is reacted with 1.950g NaOH, calculate the resulting pH. The pKa of HNO2 is 3.40. Resulting pH

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

Chapter16: Reactions Between Acids And Bases

Section: Chapter Questions

Problem 16.87QE

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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

Red cabbage juice is a sensitive acid-base indicator: its colors range from red at acidic pH to yellow in alkaline solutions. If red cabbage is used for the
following titration, calculate the pH of the solution described and indicate whether the solution will be red or yellow.
6th attempt
See Periodic Table O See Hint
If 90.00 mL of a 1.780 MHNO2 solution is reacted with 1.950 g NAOH, calculate the resulting pH. The pKa of HNO2 is 3.40.
Resulting pH
Color of the solution
red

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