When we have mixture of weak acid and strong acid then ph is calculated by concentration of strong acid only because their is very less contribution of H+ ion from weak acid.

a mixture is made by mixing 50.0 mL of a 0.030 M hydrochloric acid, HCl, aqueous...
4. (20pts) Consider a mixture of 50.0 mL of 0.100 M HCl and 50.0 mL of 0.100 M acetic acid. Acetic acid has a K. of 1.8 x 10-5. a. Calculate the pH of both solutions before mixing. b. Construct an ICE table representative of this mixture. c. Determine the approximate pH of the solution. d. Determine the percent ionization of the acetic acid in this mixture.
1) Calculate the pH of a solution produced by mixing 100.0 mL of 0.10 M HCl(aq) and 100.0 mL of 0.20 M NaOH(aq). 2) Calculate the pH of an aqueous solution made by mixing 100.0 mL of 0.40 M NH4Cl and 50.0 mL of 0.40 M NaOH. The pKa of NH4+ is 9.24.
50.0 mL of a stock solution of hydrochloric acid, HCl (aq), at 12.0 M is diluted by adding it to 150.0 mL of water, H2O. What is the concentration, in units of molarity, of the final, diluted solution?
An aqueous solution of 2.87 M hydrochloric acid, HCl, has a density of 1.05 g/mL. The percent by mass of HCl in the solution is ___%
If the pH of a solution made by mixing 50.0 mL of a 0.35M formic acid with 35.0 mL of 0.45M sodium formate was determined to be 3.7, what is the pKa?
When 50.0 mL of 0.400 M hydrochloric acid and 50.0 mL of 0.200 M calcium hydroxide are combined, the pH of the resulting solution will be : A. Less than 7 B. Equal to 7 C. Greater than 7
What is the pH of a buffer made by mixing 65.0 mL of 0.50 M aqueous ammonia with 50.0 mL 0.50 M ammonium nitrate?
Calculate the pH of a solution obtained by mixing 489 mL of 0.17 M hydrochloric acid with 311 mL of 2.1 x 10-2 M lithium hydroxide. Assume the combined volume is the sum of the two original volumes. pH =
please explain your answer
3. An aqueous solution of 0.204 M methylamine, CH3NH2, is hydrochloric acid, HCL. The base ionization constant for methylamine is 4.4 x 10-1. What is the pH of the mixture when 12.50 ml of the methylamine solution has been delivered by the buret? added by buret to 25.00 mL of 0.102 M 50 grade paints] SHOW YOUR WORK AND/OR REASONING
50. ml of a 1.0 M solution of hydrochloric acid, HCl, is titrated with a 1.0 M solution of sodium hydroxide. What is the pH after 51 mL of NaOH has been added? Assume that the volumes are additive.