15. Which mixture would be the best butter? a. 1 M HF; 0.01 MF d. 0.1...
15. Which mixture would be the best buffer? a. 1M HF; 0.01 MF d. 0.1 M HC2H2O2; 0.01 M C2H302 b. 2 M HCl; 0.5 MCI e. 0.003 M HCIO; 0.003 M CIO C. 0.8 M H2C2O4;0.8 M NaHC204 16. Which indicator would be the best for a titration of an hypolodous acid (HIO), Ka= 2 x 10-11 TABLE 16.1 Ranges of Color Changes for several Acid-Base Indicators 7 . . 10 11 12 Dywa Violet Thyme a. Crystal violet...
Be sure to answer all parts. Use the figure below to find an indicator for these titrations: (a) 0.10 M CH3NH2(Kb = 4.4 x 10-4) with 0.10 M HCI (select) (b) 0.50 M HI with 0.10 M KOH ((select) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Crystal violet Thymol blue 2,4-Dinitrophenol Bromophenol blue Bromocresol green Methyl red Alizarin Bromothymol blue Phenol red Phenolphthalein Alizarin yellow R
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.
#1's drop down menus both read weak/strong.
#2's drop down menu features a list of all the colors listed on the
graph.
0 5 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...
these were provided with the test
Question 32 3 pts What is the molar solubility.s, of a saturated solution of cadmium sulfide, CdS*? O 9.3 x 10-10 O 2.2 x 10-9 O2.7 x 10-18 O 7.9 x 10-8 O 8.4 x 10-13 lonization Constants for Acids at 25°C Name Formula Kai К2 Kaz Acetic Arsenic 1.0 x 107 3.0 x 10-12 Arsenous Ascorbic 1.6 x 10-12 Benzoic Boric HC2H302 H₂A504 НАО H2C8H08 HG,HgO2 H803 HC H102 H.CO, HC H20201 HCIOZ...