A 50.0 mL of acidic solute (Ka = 2.6 x10-2) is titrated with a 25.0 mL of0.001 M NaOH solution. Which of thefollowing indicators would be bestforthis titration?IndicatorpKamethyl orangemethyl redbromocresol purplebromthymol bluethymol bluephenolpthalein3.465.006.127.108.909.10Methyl redO Bromocresol purplePhenolpthaleinMethyl orange Five blood samples got theseresults:0.752, 0.756, 0.752, 0.751, 0.760 ppmThe RSD (in ppt ) of these results is:Please fill in the space with anumerical value with two digitsor two decimal places withoutunits

Since you have posted multiple questions, we are entitled to answer the first only.

A 50.0 mL of acidic solute (Ka = 2.6 x 10-2) is titrated with a 25.0 mL of 0.001 M NaOH solution. Which of the following indicators would be best for this titration? Indicator pKa methyl orange methyl red bromocresol purple bromthymol blue thymol blue phenolpthalein 3.46 5.00 6.12 7.10 8.90 9.10 Methyl red Bromocresol purple Phenolpthalein Methyl orange

A 50.0 mL of acidic solute (Ka = 2.6 x 10-2) is titrated with a 25.0 mL of 0.001 M NaOH solution. Which of the following indicators would be best for this titration? Indicator pKa methyl orange methyl red bromocresol purple bromthymol blue thymol blue phenolpthalein 3.46 5.00 6.12 7.10 8.90 9.10 Methyl red Bromocresol purple Phenolpthalein Methyl orange

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter2: Analyzing Data

Section: Chapter Questions

Problem 7STP

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