12pH 7-aml added1. The titration curve represents the titration of(a) strong acid titrates a strong base.(b) strong acid titrates a weak base.(c) strong base titrates a weak acid.(d) weak acid titrates a weak base.2. Using the chart of indicators (below), select a suitable indicator for the end point of the titration.pH Range3.1 – 4.4Indicator(a) Methyl orange(b) Bromothymol blue(c) Thymol blue(d) Cresol red6.0 – 7.61.2 – 2.87.2 – 8.8

We have to tell what this curve represents .

12 pH 7- ml added me titration curve represents the titration of (a) strong acid titrates a strong base. (b) strong acid titrates a weak base. (c) strong base titrates a weak acid. (d) weak acid titrates a weak base. ing the chart of indicators (below), select a suitable indicator for the end point of the titration. pH Range 3.1 – 4.4 Indicator (a) Methyl orange (b) Bromothymol blue (c) Thymol blue 6.0 – 7.6 1.2 – 2.8

12 pH 7- ml added me titration curve represents the titration of (a) strong acid titrates a strong base. (b) strong acid titrates a weak base. (c) strong base titrates a weak acid. (d) weak acid titrates a weak base. ing the chart of indicators (below), select a suitable indicator for the end point of the titration. pH Range 3.1 – 4.4 Indicator (a) Methyl orange (b) Bromothymol blue (c) Thymol blue 6.0 – 7.6 1.2 – 2.8

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Questions 15-20 refer to the same weak base/strong acid (WB/SA) titration. The K of pyridine is 1.7 x 10-⁹. A 40.00 mL solution of 0.700 M pyridine (C5H5N) is being titrated with 1.05 M hydrochloric acid (HCI). What is the solution pH before the titration begins? (Two decimal places) Type your answer...
7- In acid-base titration, the Phenolphthalein indicator will change its colour from what to what? * colourless to pink colourless to red yellow to colourless No colour change
A 10.00 mL sample of acetic acid (CH3COOH) and a few drops of phenolphthalein indicator are addedto a conical flask. From burette, 0.75 M NaOH is slowly added. When phenolphthalein indicator turns a lightpink, reading noted was 8.3 ml. Calculate the concentration of acid present in flask. Also write equation.
14 pH 12 The following graph shows the pH curve for the titration of 25 mL of a 0.1 M monoprotic acid solution with a 0.1 M solution of a monoprotic base. 10 8 4 [Review Topics] 0 0 5 10 15 20 25 30 35 40 45 50 mL of 0.1 M base added Malachite green [References] (1) The pH curve represents the titration of a (2) Choose a suitable indicator for the endpoint of the titration from the following pulldown list. 0.2 1.8 acid with a base.
3 a) The Ka value for phenolphthalein is 8 x 10-10. What is the concentration of hydrogen ton when this indicator changes colour? b) What is the pH at end paint? c) From your pH curve, why is the assumption that end point equals equivalence point valid for phenolphthalein?
aching and le The following graph shows the pH curve for the titration of 25 mL of a 0.1 M monoprotic acid solution with a 0.1 M solution of a monoprotic base. 14 pH 12 10 4 10 15 20 25 30 35 40 45 50 mL of 0.1 M base added (1) The pH curve represents the'titration of a acid with a base. (2) Choose a suitable indicator for the endpoint of the titration from the following pulldown list. Malachite green 0.2 1.8 Thymol blue 1.2 2.8 8.0 9.6 Previous Next Methyl orange Email Instructor Save and E ENG 令口 US Home 8. 9.
HA+KOH → NaA + H₂O Nia titrates half of a weak acid solution with KOH until she observes the endpoint. She measures the pH of the half-titrated weak acid solution as 1.23. What is the Ka for the acid? K₂ = [? ] × 10¹²] a Coefficient (green) Exponent (yellow) Enter
culate the pH during the titration gent. The Ka of acetic acid is 1.75x105. 801031 1801031/ A) 10.00 C) 191801031 of 50.00 191801031 191801031 19 E) 8.73 191801031 1 m of 0.100 M acetic acid with 0.1000 M sodium hydroxide at 25°C after the addition of 25.00 mL of 191801031 91801031 191801031 191801031 191801031 191801031 191801031 031 191801001 031 191801031 191801031 101801031 031 191801031 191801031 191801031 191801031 191801031 101801031 (91801031 101801031 191801031 191801031 191801031 191801031 191801031 191801031 191801031 19180103 191801031 101001031 191801031 191801031 181801031 191801031 181801004 391 191301051 19
dont provide handwriiting solution ...
1 L - 1 F F D 1 F F C J 7₁ C " I F < 4:32 Question 11 of 13 A) CN and HCN B) CN- What is the primary species in solution at the halfway point in a titration of HCN with KOH? C) HCN and OH- D) OH- all? Tap here or pull up for additional resources Submit
In a titration experiment discuss how the indicator (Phenolphthalein) works and how it helps identify the end point/equivalence point?
The following graph shows the pH curve for the titration of 25 mL of a 0.1 M monoprotic acid solution with a 0.1 M solution of a monoprotic base. 14 pH 12 10 8 6 4 2 0 L 05 (1) The pH curve represents the titration of a weak acid with a weak base. (2) Choose a suitable indicator for the endpoint of the titration from the following pulldown list. L J 1 10 15 20 25 30 35 40 45 50 mL of 0.1 M base added Malachite green Thymol blue Methyl orange Bromocresol green Methyl red Bromothymol blue Cresol red Phenolphthalein Thymolphthalein Alizarin yellow 0.2 pH 0 1.2 1 1.8 2 2.8 3.2 4.4 3 3.8 5.4 4 4.8 6.0 5 6.0 6 8.0 7.6 7.0 8.2 8 8.8 9.6 9 10.0 94 10.6 10.1 12.0 10 11 12 13 14