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The pH of an aqueous solution of 0.2470 M hydrosulfuric acid, H2S (aq), is Show transcribed...
A.)Calculate the concentration of HS- in an aqueous solution of 0.1900 M hydrosulfuric acid, H2S (aq). B.) Calculate the concentration of C6H6O62- in an aqueous solution of 9.18×10-2 M ascorbic acid, H2C6H6O6 (aq)
Calculate the pH and the equilibrium concentration of S2- in a 7.90×10-2 M hydrosulfuric acid solution, H2S (aq). For H2S, Ka1 = 1.0×10-7 and Ka2 = 1.0×10-19
What is the percent deprotonation of 1.34 x 10-2 M hydrosulfuric acid H2S (aq) solution? Ka = 9.1 x 10-8
A buffer solution contains 0.68 mol of hydrosulfuric acid (H2S) and 0.63 mol of sodium hydrogen sulfide (NaHS) in 8.30 L. The Ka of hydrosulfuric acid (H2S) is Ka = 9.5e-08. A buffer solution contains 0.68 mol of hydrosulfuric acid (H2S) and 0.63 mol of sodium hydrogen sulfide (NaHS) in 8.30 L. The K, of hydrosulfuric acid (H2S) is Ka = 9.5e-08. (a) What is the pH of this buffer? pH = (b) What is the pH of the buffer...
The pH of an aqueous solution of 6.21x102 M hydroselenic acid, H, Se (aq), is For H Se K1=1.30*10and K 2 = 1.00*10-11 Submit Answer Retry Entire Group 9 more group attempts remaining Calculate the concentration of HS in an aqueous solution of 7.76x10-2M hydrosulfuric acid, H, (ag). [HS]- M Retry Entire Group 9 more group attempts remaining
a)What is the percent ionization of a 0.493 M aqueous solution of hydrosulfuric acid? Ka1 = 9.5x10-8; Ka2 = 1x10-19 b)What is the pH of a 0.400 M aqueous solution of NaCH3COO? Ka (CH3COOH) = 1.8x10-5 c)What is the pH of a 0.437 M aqueous solution of NaHCO3? Ka1 (H2CO3) = 4.2x10-7 Ka2 (H2CO3) = 4.8x10-11 d)What is the pH of an aqueous solution made by combining 14.04 mL of a 0.1614 M hydrochloric acid with 35.78 mL of a...
Calculate the concentration of HS in an aqueous solution of 5.02x102 M hydrosulfuric acid, H S (aq). [HS] = Submit Answer Retry Entire Group 1 more group attempt remaining
a)What is the percent ionization of a 0.493 M aqueous solution of hydrosulfuric acid? Ka1 = 9.5x10-8; Ka2 = 1x10-19 b)What is the pH of a 0.400 M aqueous solution of NaCH3COO? Ka (CH3COOH) = 1.8x10-5 c)What is the pH of a 0.437 M aqueous solution of NaHCO3? Ka1 (H2CO3) = 4.2x10-7 Ka2 (H2CO3) = 4.8x10-11 d)What is the pH of an aqueous solution made by combining 14.04 mL of a 0.1614 M hydrochloric acid with 35.78 mL of a...
Hydrosulfuric acid, also known as hydrogen sulfide, is a diprotic acid. Its two-stage ionization is shown below: H2S(aq) ⇆ H + + HS- (aq) Ka1 = 5.70x10-8 HS- (aq) ⇆ H + + S2- (aq) Ka2 = 1.0x 10-9 a. Calculate the concentration of HS- ion in a 0.222 M H2S solution. b. Determine the pH of the solution. c. Determine the S2- concentration. Please write out all answers step-by-step :-)
Part ADetermine the pH during the titration of 29.2 mL of 0.274 M perchloric acid by 0.352 M potassium hydroxide at the following points: (1) Before the addition of any potassium hydroxide (2) After the addition of 11.4 mL of potassium hydroxide (3) At the equivalence point (4) After adding 28.8 mL of potassium hydroxide Part B Calculate the pH and the equilibrium concentrations of HS- and S2- in a 0.0590 M hydrosulfuric acid solution, H2S (aq). For H2S, Ka1...