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Question 2 7 poin Calculate the pH of the solution that results from a mixture of...
hi there! please solve and show all work :) A buffered solution contains 0.50 M acetic acid (HC2H302, K = 1.8 x10-5) and 0.50 M sodium acetate (NaC2H302)- "15pts) Calculate the pH of the solution: Calculate the pH after adding 0.020 mol NaOH into 1.00L of the buffer solution: m (base )
Can I get help with 2,3, and 4. (pH = 2.72 2. Calculate the pH of a 0.10 M aqueous solution of sodium acetate, NaC2H302. (2 pts) 3. A buffer solution contains 0.50 M acetic acid and 0.50 sodium acetate. Calculate the pH of this solution. (2 pts) 4. What is the pH of 2.00mL of 1.0 M HCl solution diluted to 50.0 mL? ( 2pts)
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
1. Which one of the following salts forms aqueous solutions with pH = 7? (Circle the correct answer) a) FeCl3 b) KBr c) LiClO2 d) NH4NO3 e) Na2CO3 2. Calculate the pH of a 0.150M solution of sodium acetate (NaC2H302) at 25°C. (Ka for acetic acid HC2H302 is 1.8 x 10-5)
Calculate the pH of a 0.020 M benzoic acid solution, K = 6.3x10^-5 Calculate the pH of a 0.015 M solution of sodium acetate, where the K of acetic acid is 1.8x10^-5
With this information how would I calculate the pH of .01 M Ammonia solution and the pH of .01 M Ammonia buffer solution I need Ph of acetic acid! sorry for the wrong wording! A. Preparation of Acetic Acid-Acetate Buffer Solution An acetate buffer contains the acid-base pair, acetic acid and the acetate fon (typically added as sodium acetate). For acetic acid, pk, = -log (1.8 10 = 4.74. Consider the con ditions that will yield 100 ml of an...
Determine K, for the unknown acid. 4. What is the pH of the solution that results when 25.0 mL of 0.125 M NaOH is added to 25.0 mL of 0.250 M на? 5. What is the pH of a solution that is 0.40 M in sodium acetate and 0.60 M on acetic acid? (K, for acetic acid is 1.85 x 10%
3. A buffer solution contains 0.50 M acetic acid and 0.50 sodium acetate. Calculate the pH of this solution. (2 pts)
1. Calculate the pH of the following solutions: (pH = -log (H*]) (a) 0.050 M formic acid, HCOOH, K=1.78x10-4 (b) 0.050 M hydrocyanic acid, K.-4.8x10-10 2. How would you make a 0.00025 M solution of HCI starting with 12 M solution of HCI? 3. Does the Ka for acetic acid change (within experimental tolerance) with changes in concentration? 4. What is Le Chatelier's principle? 5. What effect does the addition of acetate ions to a solution of acetic acid have...
Calculate the pH of a solution made by adding 42 g of sodium acetate, NaCH3COO, to 22 g of acetic acid, CH3COOH, and dissolving in water to make 300. mL of solution. Hint given in feedback. The K, for CH3COOH is 1.8 x 10-5 M. As usual, report pH to 2 decimal places. Answer: Calculate the pH of a solution made by adding 59 g of sodium acetate, NaCH3COO, to 22 g of acetic acid, CH3COOH, and dissolving in water...