A 50 mL sample of 0.150 M hypochlorous acid (one of weak acids) is titrated with...
A 50 mL sample of 0.150 M hypochlorous acid (one of weak acids) is titrated with a 0.150 M NaOH (one of strong bases) solution. The acid-base equation is as follows: HClO (aq) + OH-(aq) → H2O(l) + ClO-(aq) What is the pH after 25 mL of base is added?
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A 50 mL sample of 0.150 M hypochlorous acid (one of weak acids)
is titrated with...
25. A 50.0 mL sample of 0.150 M weak acid was titrated with a 0,150 M...
25. A 50.0 mL sample of 0.150 M weak acid was titrated with a 0,150 M NaOH solution. What is the pH after 30.0 mL of the sodium hydroxide solution is added? The Ka of the acid is 1.9x10(3 points) D) 4.78 E) None of these C) 3.03 (A) 4.90 B) 1.34 26. A 25.0 mL sample of 0.25 M hydrofluoric acid (HF) is titrated with a 0.25 M NaOH solution. What is the pH after 38.0 mL of base...
Ka for hypochlorous acid, HClO, is 3.0 x 10^-8. Calculate the pH after 10.0, 20.0, 30.0,...
Ka for hypochlorous acid, HClO, is 3.0 x 10^-8. Calculate the pH after 10.0, 20.0, 30.0, and 40.0 ml of 0.100M NaOH have been added to 40.0ml of 0.100M HClO. Expert Answer GoldenApple6699 GoldenApple6699 answered this Was this answer helpful? 8 0 766 answers At any point between 0 and 40 mL of NaOH added, you will have a solution containing both HClO and ClO- ... that's a buffer system (a weak acid and its conjugate base) and the pH...
help with all these please 10. A 25.0-mL sample of 0.150M hypochlorous acid is titrated with...
help with all these please
10. A 25.0-mL sample of 0.150M hypochlorous acid is titrated with a 0.150 M NaOH solution. What is the pH after 13.3 mL of base is added? The Ka of hypochlorous acid is 3.0 x 10-8 A) 7.25 B) 1.34 C) 4.43 D) 7.58 E) 7.46 11. Calculate the pH and pOH of a solution that is 0.075 M HCN and 0.06 M NaCN. 12. The solubility of silver bromide is greater in 0.10 M...
O ACIDS AND BASES Calculating the pH of a weak acid titrated with a strong base...
O ACIDS AND BASES Calculating the pH of a weak acid titrated with a strong base Try Again Your answer is wrong. In addition to checking your math, check that you used the right data and DID NOT round any intermediate calculations. An analytical chemist is titrating 2010 ml of a 1.100 M solution of benzoic acid (HCH,CO) with a 0.6800 M solution of NaOH. The pK, of benzoic acid is 4.20. Calculate the pH of the acid solution after...
A 50.0 ml sample of 0.50 M acetic acid, ch3cooh is titrated with a 0.150 M...
A 50.0 ml sample of 0.50 M acetic acid, ch3cooh is titrated with a 0.150 M NaOH solution. calculate the ph after 25.0 ml of the base have been added (ka=1.8x10^-5)
You have 1.25 L of a 2.00 M solution of Hypochlorous acid, HClO to which you...
You have 1.25 L of a 2.00 M solution of Hypochlorous acid, HClO to which you will add 1.5 M NaOH to adjust the pH. a) what is the pH of hte solution when 0.500 L of NaOH is added? b) How many mL of soldium hydroxide should be added to prepare the 7.00 pH buffer solution? c) If 75.0 mL of 1.5 M Ba(OH)2 is added to the buffer in part 'b' when it is starting at pH 7.00...
O ACIDS AND BASES Calculating the pH of a weak acid titrated with a strong base...
O ACIDS AND BASES Calculating the pH of a weak acid titrated with a strong base An analytical Chemist is titrating 50.5 ml of a 0.5300 M solution of formic acid (H.CO.) with a 0.2900 M solution of KOH. The pk of formic acid is 3.74 Calculate the pH of the acid solution after the chemist has added 101. ml of the KOH solution to it. Note for advanced students you may assume the final volume equals the initial volume...
19. A 0.290 gram sample of a weak base is titrated with a 0.150 M HCl...
19. A 0.290 gram sample of a weak base is titrated with a 0.150 M HCl solution. It takes 28.0 mL of the 0.150 M HCl solution to neutralize the weak base. a) How many moles of base are in the sample? b) What is the molar mass of the weak base? 20. It takes 2.50 mL of 3.00 M NaOH to neutralize 0.750 L of an HCl solution. a) What is the concentration of the HCl solution? b) What...
A volume of 500.0 mL of 0.150 M NaOH is added to 615 mL of 0.250...
A volume of 500.0 mL of 0.150 M NaOH is added to 615 mL of 0.250 M weak acid (Kg = 4.65 x 10-'). What is the pH of the resulting buffer? HA(aq) + OH(aq) — H,O(l) + A (aq) pH If a buffer solution is 0.230 M in a weak acid (K, = 9.0 x 10-) and 0.460 M in its conjugate base, what is the pH? pH =
A volume of 500.0 mL of 0.150 M NaOH is added to 525 mL of 0.250...
A volume of 500.0 mL of 0.150 M NaOH is added to 525 mL of 0.250 M weak acid (?a=4.43×10−5). What is the pH of the resulting buffer? HA(aq)+OH−(aq)⟶H2O(l)+A−(aq) pH=
25. A 50.0 mL sample of 0.150 M weak acid was titrated with a 0,150 M NaOH solution. What is the pH after 30.0 mL of the sodium hydroxide solution is added? The Ka of the acid is 1.9x10(3 points) D) 4.78 E) None of these C) 3.03 (A) 4.90 B) 1.34 26. A 25.0 mL sample of 0.25 M hydrofluoric acid (HF) is titrated with a 0.25 M NaOH solution. What is the pH after 38.0 mL of base...
help with all these please
10. A 25.0-mL sample of 0.150M hypochlorous acid is titrated with a 0.150 M NaOH solution. What is the pH after 13.3 mL of base is added? The Ka of hypochlorous acid is 3.0 x 10-8 A) 7.25 B) 1.34 C) 4.43 D) 7.58 E) 7.46 11. Calculate the pH and pOH of a solution that is 0.075 M HCN and 0.06 M NaCN. 12. The solubility of silver bromide is greater in 0.10 M...
O ACIDS AND BASES Calculating the pH of a weak acid titrated with a strong base Try Again Your answer is wrong. In addition to checking your math, check that you used the right data and DID NOT round any intermediate calculations. An analytical chemist is titrating 2010 ml of a 1.100 M solution of benzoic acid (HCH,CO) with a 0.6800 M solution of NaOH. The pK, of benzoic acid is 4.20. Calculate the pH of the acid solution after...
O ACIDS AND BASES Calculating the pH of a weak acid titrated with a strong base An analytical Chemist is titrating 50.5 ml of a 0.5300 M solution of formic acid (H.CO.) with a 0.2900 M solution of KOH. The pk of formic acid is 3.74 Calculate the pH of the acid solution after the chemist has added 101. ml of the KOH solution to it. Note for advanced students you may assume the final volume equals the initial volume...
19. A 0.290 gram sample of a weak base is titrated with a 0.150 M HCl solution. It takes 28.0 mL of the 0.150 M HCl solution to neutralize the weak base. a) How many moles of base are in the sample? b) What is the molar mass of the weak base? 20. It takes 2.50 mL of 3.00 M NaOH to neutralize 0.750 L of an HCl solution. a) What is the concentration of the HCl solution? b) What...
A volume of 500.0 mL of 0.150 M NaOH is added to 615 mL of 0.250 M weak acid (Kg = 4.65 x 10-'). What is the pH of the resulting buffer? HA(aq) + OH(aq) — H,O(l) + A (aq) pH If a buffer solution is 0.230 M in a weak acid (K, = 9.0 x 10-) and 0.460 M in its conjugate base, what is the pH? pH =
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