What is the pH of a 0.1 molar sodium acetate(NaC2H302) solution? What is the concentration of...
QUESTION 14 What is the pH of a solution that is 0.1 Min acetic acid, HC2H302, and 0.3 Min sodium acetate, NaC2H302, at 25°C? Ko of acetic acid is 1.8 x 10-5 25.23 1.53 Oc 4.74 d. 2.29 6.08
12. The pH of a solution that is 0.25 molar in acetic acid and 0.1 molar in sodium acetate is 4.36. What is the pka of acetic acid? 3.96 B) 4.76 C) 5.96 D) 7.76 E) none of the above
What molar ratio of acetic acid to sodium acetate is required to create a buffer solution having a pH of 4.93 at 25°C? Ka for HC 2H 30 2 is 1.8 x 10-5. HC 2H 30 2(aq) + HOH (liq) <=> H 30 *(aq) + C 2H 30 2 "(aq)
what is the pH of this solution: adding 1.64 grams of sodium acetate to give 200.0 mL solution at 25 degrees celsius. the Ka for acetic acid is 1.8 x 10^-5
Calculate the pH of the solution created by mixing 0.5 g solid sodium acetate with 50 mL of 0.1 M acetic acid. The Ka of acetic acid is 1.8x10-5
5. Say, for example, that you had prepared a Buffer X, in which you mixed 8.203 g of sodium acetate, NAC2H302, with 100.0 mL of 1.0 M acetic acid. What would be the initial pH of Buffer X? I
a buffer solution of pH =5.30 can be prepared by dissolving acetic acid and sodium acetate in water. How many moles of sodium acetate must be added to 1 L of 0.25 M acetic acid to prepare the buffer? Ka(CH3COOH)=1.8 x 10^-5
What is the pH of a 0.3M acetic acid and 0.3M sodium acetate buffer solution after adding 0.1M NaOH? (Ka = 1.75*10^-5)
Calculate the sodium acetate molar concentration of each dilution. Record the calculated values in Data Table 2. The concentration of the 4.7 pH buffer is 0.05 M sodium acetate. Concentration(start) x Volume(start) = Concentration(final) x Volume(final) pH 4.7 buffer (10 mL sodium acetate, 10 mL water) 1st dilution (5 mL pH 4.7 buffer solution, 15 mL water) 2nd dilution (5mL of 1st dilution, 15mL water) 3rd dilution (5mL of 2nd dilution, 15mL water) Calculation Help 5mL if 0.1M sodium acetate...
4. A solution is made by dissolving 15.00 grams of acetic acid and 3.25 grams of sodium acetate in 500.00 mL of water. What is the pH of the solution? The K, of acetic acid is 1.8 x 10. (Hints: First convert grams to mol and then determine the molarity of acetic acid and sodium acetate, ...) 5. What is the pH of a 2.50 molar solution of NHCl(aq)? The Ko for NH, is 1.8 x 105. 6. A certain...