9. If 0.090 M HCl is used to titration 0.251 g of sodium benzoate (NaB, FW = 144.11 g/mol), mL of HCl is needed. a suitable indicator for this titration. Indicator Thymol Blue 2,4-Dinitrophenol Methyl yellow Methyl orange Bromphenol blue Methyl red p-Nitrophenol Phenol red Thymol blue Phenolphthalein Alizarin yellow Salicyl yellow pH Range 1.2-2.8 2.4-4.0 2.9-4.0 3.1-4.4 3.0-4.6 4.4-6.2 5.0-7.0 6.4-8.0 8.0-9.6 8.0-10.0 would be 10.0-12.0 10.0-12.0

9. If 0.090 M HCl is used to titration 0.251 g of sodium benzoate (NaB, FW = 144.11 g/mol), mL of HCl is needed. a suitable indicator for this titration. Indicator Thymol Blue 2,4-Dinitrophenol Methyl yellow Methyl orange Bromphenol blue Methyl red p-Nitrophenol Phenol red Thymol blue Phenolphthalein Alizarin yellow Salicyl yellow pH Range 1.2-2.8 2.4-4.0 2.9-4.0 3.1-4.4 3.0-4.6 4.4-6.2 5.0-7.0 6.4-8.0 8.0-9.6 8.0-10.0 would be 10.0-12.0 10.0-12.0

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 16.59QE

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Similar questions

When 40.00 mL of a weak monoprotic acid solution is titrated with 0.100-M NaOH, the equivalence point is reached when 35.00 mL base has been added. After 20.00 mL NaOH solution has been added, the titration mixture has a pH of 5.75. Calculate the ionization constant of the acid.
Fifty cm3 of 1.000 M nitrous acid is titrated with 0.850 M NaOH. What is the pH of the solution (a) before any NaOH is added? (b) at half-neutralization? (c) at the equivalence point? (d) when 0.10 mL less than the volume of NaOH to reach the equivalence point is added? (e) when 0.10 mL more than the volume of NaOH to reach the equivalence point is added? (f) Use your data to construct a plot similar to that shown in Figure 14.10 (pH versus volume NaOH added).
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