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...
15. Which mixture would be the best butter? a. 1 M HF; 0.01 MF d. 0.1 M HC2H3O2; 0.01 M C2H302 b. 2 M HCI; 0.5 M CI e. 0.003 M HCIO; 0.003 M CIO C. 0.8 M H2C2O4; 0.8 M NaHC204 Thymol Blue 16. Which indicator would be the best for a titration of an hypoiodous acid (HIO), Ka = 2x 10-11 TABLE 16.1 Ranges of Color Changes for Several Acid-Base Indicators a. Crystal violet pH 2 0 3...
IMHOODIMCHIO M O : 0.003 M CIO ME w ith the tamanal blue Allarin yellow CO): 1.12 x 10" 17. Calculate the molar solubility of silver chromate ( 2010 2 x 10 b65x10 2101 7510 18. Which of the following is an electrophile? HO dC b. NH.. N CON 19. What is the minimum (OH) necessary to just begin to precipitate Fell from a solution 4.6 x 10M Fe(NO)? The Kip of Fe(OH) = 4 x 10 a. It is...
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...
a) 4.9 x 10'M b)24x10 M c)5.8x 1010 M )1.2 x 10 M 19. Which one of the following compounds will have the lowest molar solubility in pur water? b) CuS, Ksp 1.27x103 d) ZnS, Ksp = 1.6 x 10-24 a) PbS, Ksp 9.04 x 102 e) Al(OH)s, Ksp 3 x 1034 What is the molar solubility, i.e. [Fe , in a saturated aqueous solution of 20. Fe(OH)20) Fe(OH(s)Fe2+(aa) + 201H (ag), Ksp 4.87 x 101" a) 2.44 x 1017...
1. e d weak acid that undergo A 0.0010 M HCl solution has an indicat following hydrolysis (with pk. - 3.01) Hin + HO HO Bin If Hin is red and In- is green, what color will the solution be a. a mixture of red and green (ie yellow) b. red c. none of the other answers d. green 2. Sodium hydroxide reacts with acetic acid to produce sodium acetate and water. It takes 25.0 ml of 0.40 M NaOH...