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![Henderson - Hasselbalch equalion pH = prat log THAT log [A-] PA-= 0.4 M X 0.5 L = 0.2mal [HA=0.452 M X 0. 209Ls 0.094 mol Þka](http://img.homeworklib.com/questions/12ab0400-6fa9-11ea-905c-136463862869.png?x-oss-process=image/resize,w_560)
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help! Enter your answer in the provided box. A buffer is prepared by mixing 209 mL...
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Enter your answer in the provided box. A buffer is prepared by mixing 209 mL of 0.452 M HCl and 0.500 L of 0.400 M sodium acetate, NaC,H,02A(K, - 1.80 x 10-5) What is the pH? pH - 5.07
help plz need explanation too, thank you:) 1 attempts left Check my work Enter your answer in the provided box. A bu...
help plz need explanation too, thank you:)
1 attempts left Check my work Enter your answer in the provided box. A buffer that contains 0.416 M base, B, and 0.319 M of its conjugate acid, BH, has a pH of 8.98. What is the pH after 0.0020 mol of HCl is added to 0.250 L of this solution? pH- 9.19
Enter your answer in the provided box. How much HCl must be added to a liter...
Enter your answer in the provided box. How much HCl must be added to a liter of buffer that is 1.6 M in acetic acid and 0.70 M in sodium acetate to result in a buffer pH of 4.20?
3 attempts left Check my work Enter your answer in the provided box. Determine the pH...
3 attempts left Check my work Enter your answer in the provided box. Determine the pH at 25°C of a solution prepared by dissolving 0.0650 mole of sodium acetate in 1.00 L of 0.250 M acetic acid. (Assume that the addition of sodium acetate does not change the volume of the solution.)
I was not given the Kb. Enter your answer in the provided box. A buffer that...
I was not given the Kb.
Enter your answer in the provided box. A buffer that contains 1.00 M base, B, and 0.750 M of its conjugate acid, BH, has a pH of 9.550. What is the pH after 0.0055 mol of HCl is added to 0.500 L of this solution? pH =
Enter your answer in the provided box. A buffer that contains 1.00 M base, B, and...
Enter your answer in the provided box. A buffer that contains 1.00 M base, B, and 0.750 M of its conjugate acid, BH, has a pH of 9.600. What is the pH after 0.0055 mol of HCl is added to 0.400 L of this solution? pH =
Enter your answer in the provided box. Calculate the molarity of a solution prepared by diluting...
Enter your answer in the provided box. Calculate the molarity of a solution prepared by diluting 65.88 mL of 0.469 M potassium chloride to 150.00 mL. IM Enter your answer in the provided box. Calculate the molarity of sodium ion in a solution made by mixing 6.40 mL of 0.619 M sodium chloride with 550.00 mL of 9.02 x 10-2 M sodium sulfate. Assume volumes are additive. M solution
value 1.00 points 1 attempts left Check my work Enter your answer in the provided box....
value 1.00 points 1 attempts left Check my work Enter your answer in the provided box. A buffer solution is prepared in such a way that the concentration of propanoic acid is 1.92 x 10 Mand the concentration of sodium propanoate is 1.51 x 10° M. If the buffer equilibrium is described by CH3COOH(aq) + H20(1) = H2O*(aq) + CH3C00 (aq) Gul propanoic acid propanoate ion with K = 1.34 x 105 calculate the pH of the solution. pH =...
Enter your answer in the provided box. A buffer that contains 1.10 M base, B, and 0.700 M of its conjugate acid, BH, ha...
Enter your answer in the provided box. A buffer that contains 1.10 M base, B, and 0.700 M of its conjugate acid, BH, has a pH of 9.300. What is the pH after 0.0055 mol of HCl is added to 0.500 L of this solution? pH =
15 attempts left Check my work Enter your answer in the provided box. The pH of a sodium acetate-acetic acid buffer...
15 attempts left Check my work Enter your answer in the provided box. The pH of a sodium acetate-acetic acid buffer is 4.40. Calculate the ratio [CH3C00"] [CH3COOH).
help!
Enter your answer in the provided box. A buffer is prepared by mixing 209 mL of 0.452 M HCl and 0.500 L of 0.400 M sodium acetate, NaC,H,02A(K, - 1.80 x 10-5) What is the pH? pH - 5.07
help plz need explanation too, thank you:)
1 attempts left Check my work Enter your answer in the provided box. A buffer that contains 0.416 M base, B, and 0.319 M of its conjugate acid, BH, has a pH of 8.98. What is the pH after 0.0020 mol of HCl is added to 0.250 L of this solution? pH- 9.19
3 attempts left Check my work Enter your answer in the provided box. Determine the pH at 25°C of a solution prepared by dissolving 0.0650 mole of sodium acetate in 1.00 L of 0.250 M acetic acid. (Assume that the addition of sodium acetate does not change the volume of the solution.)
I was not given the Kb.
Enter your answer in the provided box. A buffer that contains 1.00 M base, B, and 0.750 M of its conjugate acid, BH, has a pH of 9.550. What is the pH after 0.0055 mol of HCl is added to 0.500 L of this solution? pH =
Enter your answer in the provided box. A buffer that contains 1.00 M base, B, and 0.750 M of its conjugate acid, BH, has a pH of 9.600. What is the pH after 0.0055 mol of HCl is added to 0.400 L of this solution? pH =
Enter your answer in the provided box. Calculate the molarity of a solution prepared by diluting 65.88 mL of 0.469 M potassium chloride to 150.00 mL. IM Enter your answer in the provided box. Calculate the molarity of sodium ion in a solution made by mixing 6.40 mL of 0.619 M sodium chloride with 550.00 mL of 9.02 x 10-2 M sodium sulfate. Assume volumes are additive. M solution
value 1.00 points 1 attempts left Check my work Enter your answer in the provided box. A buffer solution is prepared in such a way that the concentration of propanoic acid is 1.92 x 10 Mand the concentration of sodium propanoate is 1.51 x 10° M. If the buffer equilibrium is described by CH3COOH(aq) + H20(1) = H2O*(aq) + CH3C00 (aq) Gul propanoic acid propanoate ion with K = 1.34 x 105 calculate the pH of the solution. pH =...
Enter your answer in the provided box. A buffer that contains 1.10 M base, B, and 0.700 M of its conjugate acid, BH, has a pH of 9.300. What is the pH after 0.0055 mol of HCl is added to 0.500 L of this solution? pH =
15 attempts left Check my work Enter your answer in the provided box. The pH of a sodium acetate-acetic acid buffer is 4.40. Calculate the ratio [CH3C00"] [CH3COOH).
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