What is the pH of a solution formed when 0.188 L of 4.2 M HCl is mixed with 0.838 L of 2.1356 M KOH?
A 1.47 L buffer solution consists of 0.329 M propanoic acid and 0.188 M sodium propanoate. Calculate the pH of the solution following the addition of 0.073 mol HCl. Assume that any contribution of the HCl to the volume of the solution is negligible. The Ka of propanoic acid is 1.34 x 10-5. pH=
a. Calculate the pH of 200 mL of a 1.50 M solution of HCl? b. What mass of LiOH must be added to 750.0 mL of 0.0550 M HCl to produce a solution having a pOH of 11.500? c. A chemist had 2.000 L of a 0.00120 M KOH solution. What mass of HCl(g) would have to be added to the KOH solution to produce a solution having a pH of 10.875?
What is the pH of the solution when 0.2M HCl, 0.4M NaOH and 0.2 M HCN is mixed, assuming the volume is constant. (Ka(HCN)= 5x10-10)
Determine the pH of a solution when 24.1 mL of 0.029 M HNO, is mixed with 18.6 mL of A. 0.0060 M NaOH. pH = B. distilled water. pH = C. 0.0100 M HCl. pH = D. 0.072 M KOH. pH =
10) A. Determine the pH change when 0.079 mol HCl is added to 1.00 L of a buffer solution that is 0.466 M in HClO and 0.364 M in ClO-. pH after addition − pH before addition = pH change = B. A buffer solution contains 0.419 M NaHCO3 and 0.285 M K2CO3. Determine the pH change when 0.102 mol KOH is added to 1.00 L of the buffer. pH after addition − pH before addition = pH change =
Determine the pH of a solution when 25.7 mL of 0.13 M HNO3 is mixed with 20.5 mL of: A) 0.100 M NaOH B) Distilled water C) .060M HClD).300M KOH
What will the pH of a solution be when 0.3108 L of 2.703 M KOH is added to 0.187 L of 2.07 M ascorbic acid (H2C6H606)? Enter your answer to 4 significant figures. (click here to open a table of K, and kb values in a new window) pH of solution = 13.89 Submit Answer Incorrect. Tries 1/2 Previous Tries
3. Determine the number of grams H2 formed when 250.0 mL of 0.743 M HCl solution reacts with 3.41 x 1023 atoms of Fe according to the following reaction. 2 HCl(aq) + Fe(s) H2(g) + FeCl2(aq) 4. A student prepared a stock solution by dissolving 15.0 g of KOH in enough water to make 150 mL of solution. The student then took 15.0 mL of the stock solution and diluted it with enough water to make water to make 65.0...
Determine the pH change when 0.049 mol HCl is added to 1.00 L of a buffer solution that is 0.332 M in HF and 0.231 M in F". pH after addition - pH before addition = pH change = Submit Answer Retry Entire Group 9 more group attempts remaining A buffer solution contains 0.433 MCH3NH2Cl and 0.362 M CH3NH, (aniline). Determine the pH change when 0.096 mol KOH is added to 1.00 L of the buffer. pH after addition -...
What is the pH of a solution made by mixing 40.00 mL of 0.100 M HCl with 35.00 mL of 0.100 M KOH? Assume that the volumes of the solutions are additive. 1.64 10.00 12.36 13.36 2.17