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QUESTION 9 Chlorous acid has a Ka of 1.1 x 10-2 What is the pH of...
Determine the pH of a 0.705 M chlorous acid solution with a Ka = 1.1 x 10–2. - report the answer in three significant figures
QUESTION 8 What is the pH of a buffer with with 0.6M sodium acetate and 0.7 acetic acid (ka=1.8x10-5Please do two decimal places) pH- QUESTION 9 How did you really feel about workshop/lecture? what did you like? what did you not like? (Don't be afraid to be honest) TTTT Paragraph Arial 3 (12) VA T % DOO Τ' Τ. O ft Mashup HTML CSS Pathop Click Save and Submit to and submit. Click Save All Answers to save all ansters.
1.5 pts Question 9 The Ka of acetic acid (HC2H3O2) is 1.8x 10-5, What is the pH at 25.0 °C of an solution that is 0.146 M in ace tic acid? aqueous HTML Editor B IUA -L ST 12pt Pa
d) ka-9.jj×10 Ka 1.45 x 104 P19. (Sec. 15.5) What is the pH of a 0.35 M solution of nitrous acid, HNO2? [Hint: ICE Table & Percent Ionization] & (Ka 4.5 x 104) HNO2(aq)H(aq)+ NO2 (aq)4.5 x 1o a) 4.11 b) 3.29 c) 12.70 d) 1.90 e) 9.10 P20. (Sec. 15.5) What is the pH of a 0.095 M solution of hydrofluoric acid, HF? [Hint: ICE Table & Percent Ionization] & (Ka = 6.8 × 10-4) 4
A 0.100 molar solution of weak acid HA has pH of 2.45 What is pka? Hint, find [H+] from pH and plug it into into ICE as 'X' HA (+H20) А" <> H30* 0.100 M 0 0 С E 0.100 - X х х solve for Ka, then pka Ka = [H30*1 [A]/[HA] 39 24 6.1 45 5.4 Consider the titration of 25.00 ml of 0.100 MHA with 25.0 0.100 M NaOH. HA +H20 --> A™ + H307 The Ka...
A monoprotic weak acid has a Ka of 1.44 x 10-4. What would be the pH if 1.03 moles of the acid is dissolved in 1 liter of water?
9) A formic acid, HCOOH (Ka = 1.7 x 10^-4), solution has a pH of 3.26. What is the original molarity of the HCOOH solution?
The Ka of hydrazoic acid (HN3) is 1.9 x 10-5 at 25°C. What is the pH of a 0.35 M solution of HN3? 2.59 5.23 2.41 O 1.14
1. An acid (HA) has a Ka = 4.7 x 10-6. What is the pH of a solution containing 0.350 M of this acid? a. 3.02 b. 2.94 c. 2.89 d. 0.60 2. For a rate law, the exponents on each concentration term ([A]x, [B]y, etc.) come from the coefficients of the balanced equation. True or False 3. The pH of a 0.025 M aquesous solution of the strong base NaOH is ____. a. 1.60 b. -12.18 c. 12.18 d....
Bonus question (10 points) What is the pH of a 1.00 M fluoride (F) solution? The Ka of hydrofluoric acid (HF) is 6.6 X 10* Show all of your work, give a final answer with the correct amount of significant figures.