1- Calculate the PH of a buffer made by mixing 20ML of .125M acetic acid with 30ML of .100M sodium acetate
2- calculate the equivalence point from a titration of .30ML of .125 M acetic acid with 1.00 M NaOH
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1- Calculate the PH of a buffer made by mixing 20ML of .125M acetic acid with...
calculate the buffer capacity of an acetate buffer made with 50mL 0.4M acetic acid and 0.4M sodium acetate. it's initial pH was 4.67 and adding 0.2M of NaOH to a 20mL sample of the acetate buffer. then find the buffer capacity when adding 0.2M HCl to a 20mL sample of the acetate buffer.
Calculate the pH of 1.00 L of a buffer that is 1.00 M in acetic acid and 1.00 M in sodium acetate after the addition of 0.150 mole of NaOH.
1. Calculate the pH of a buffer solution prepared by mixing 0.250 L of 0.150 M acetic acid with 0.200 L of 0.250 M sodium acetate. Ka acetic acid = 1.8 x 10-5 Calculate the pH of this solution of after the addition of 0.003 L of 0.200 M HCL 2. Consider a buffer solution prepared by mixing 0.250 L of 0.150 M acetic acid with 0.200 L of 0.250 M sodium acetate. Ka acetic acid = 1.8 x 10-5...
Calculate the pH of an acetic acid buffer with [A-] = [HA] and the pH of an acetic acid buffer with [A-] = 2[HA] Determine how to create 20mL of each buffer given the follwing chemicals: 0.1 M acetic acid, 0.1 M NaOH, ,NaCH3CO2, and deionized water.
1. Without doing any math, which solution has a lower pH: (a) 0.05 M acetic acid, or (b) a buffer prepared from 0.05 acetic acid and 0.05 M sodium acetate. Explain your answer. 2. Without doing any math, which solution has a lower pH: (a) 0.05 M acetic acid that has been titrated to its endpoint using NaOH, or (b) a buffer prepared from 0.05 acetic acid and 0.05 M sodium acetate. Explain your answer. 3. What pH did you...
Calculate the pH of 1 L of a buffer that is 1.0 M in acetic acid 1.0 M in sodium acetate after the addition of 0.25 mole of NaOH.
calculate the pH for a buffer solution made from a 3:1 ratio of 0.1 M acetic acid and 0.1 M sodium acetate. (pKa of acetic acid is 4.76)
A buffer containing acetic acid and sodium acetate has a pH of 5.55. The K, value for CH3CO,H is 1.80 x 10. What is the ratio of the concentration of CH3CO H to CH3CO,t? [CH,CO,H1 CH2C0, 1 = Calculate the pH of a solution that has an ammonium chloride concentration of 0.054 M and an ammonia concentration of 0.053 M. Kb = 1.8 x 10-5 pH = What is the pH of 0.35 M acetic acid to 1.00 L of...
3. pH OF BUFFERS Calculate the pH of a buffer prepared by mixing 50.0 mL of 0.10 M acetic acid and 35.0 mL of 0.10 M sodium acetate. intermediate value Final value pH of buffer (15) 2
For a buffer made from sodium acetate and acetic acid, the Ka of acetic acid is 1.8E-5. What mass of sodium acetate (NaCH3CO2) must be added to 2.50 L of 0.68 M acetic acid to make a buffer solution with pH = 5.75? The answer should be in two significant figures.