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What happens if we used a large amount of indicator in titration? use your own words to explain

Living By Chemistry: First Edition Textbook

1st Edition

ISBN:9781559539418

Author:Angelica Stacy

Publisher:Angelica Stacy

ChapterU4: Toxins: Stoichiometry, Solution Chemistry, And Acids And Bases

SectionU4.22: Drip Drop: Titration

Problem 2E

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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.

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What acid-base indicators, shown in Figure 18.24 would be suitable for the neutralization reaction whose titration curve is shown in Figure 18.30?Why?
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Three acid samples are prepared for titration by 0.01 M NaOH: 1 Sample 1 is prepared by dissolving 0.01 mol of HCl in 50 mL of water. 2 Sample 2 is prepared by dissolving 0.01 mol of HCl in 60 mL of water. 3 Sample 3 is prepared by dissolving 0.01 mol of HCl in 70 mL of water. a Without performing a formal calculation, compare the concentrations of the three acid samples (rank them from highest to lowest). b When the titration is performed, which sample, if any, will require the largest volume of the 0.01 M NaOH for neutralization?
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Scientists and engineers use solutions in their work and investigations. Conduct some research to discover information about two laboratory-based methods that utilize solutions: titration and gravimetric analysis. Use your research to answer these questions. What is titration used to discover? How is it similar to or different from what gravimetric analysis is used to discover? What is the process of titration? What is the process of gravimetric analysis? In what ways have the knowledge and application of solutions benefited scientific advancement? In what ways have the knowledge and application of solutions benefited society?
In an analysis of vinegar by titration, a student placed the vinegar in the buret and a measured volume of NaOH with phenolphthalein indicator in an Erlenmeyer flask. What observation should the student expect? choices a.The solution in the flask would be colorless and would turn dark pink at the end point. b.The solution in the flask would be faint pink and would turn colorless at the end point. c.The solution in the flask would be dark pink and would turn colorless at the end point. d.The solution in the flask would be colorless and would turn faint pink at the end point.
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