A 5.12 mL sample of a 1.15 M sodium hydroxide solution is mixed with 2.36 mL of a 0.25 M iron (III) hydroxide solution. What is the pH of the mixture?
A 5.12 mL sample of a 1.15 M sodium hydroxide solution is mixed with 2.36 mL
A 4.4-mL sample of a 0.14 M HCl(aq) solution was mixed with a 6.3-mL sample of a 0.68 M HCl(aq) solution. Calculate the pH of the mixture. Provide your answer to the correct number of decimal places. Your Answer: Answer Hide hint for Question 16 There is no reaction. You are simply mixing two solutions of the same acid. First calculate the molarity of the mixture and finally the pH of the mixture.
A) A 21.5 mL sample of a 0.452 M aqueous nitrous acid solution is titrated with a 0.356 M aqueous sodium hydroxide solution. What is the pH at the start of the titration, before any sodium hydroxide has been added? pH = B) A 42.1 mL sample of a 0.399 M aqueous acetic acid solution is titrated with a 0.219 M aqueous sodium hydroxide solution. What is the pH after 51.8 mL of base have been added? pH = C)...
A solution contains 1.26x10-2 M lead acetate and 8.96x10-M iron(III) nitrate. Solid sodium hydroxide is added slowly to this mixture. What is the concentration of iron(III) ion when lead ion begins to precipitate? [Fe3+]=
Q. #11. 25.00 mL of 0.100 M HNO, acid is titrated with 0.110 M sodium hydroxide solution (a) What is the pH of the acid solution before any base solution is added? (b) What is the pH of the titration mixture after 15.00 mL of base are added? (c) What is the pH at the equivalence point/end point?
A 22.55-mL sample of hydrochloric acid solution requires 20.00 mL of 0.148 M sodium hydroxide for complete neutralization. What is the concentration of the original hydrochloric acid solution? 1 м
When a 26.7 ml sample of a 0.361 M aqueous nitrous acid solution is titrated with a 0.346 M aqueous sodium hydroxide solution, what is the pH after 41.8 mL of sodium hydroxide have been added? pH- A 47.8 ml sample of a 0.422 M aqueous nitrous acid solution is titrated with a 0.473 M aqueous sodium hydroxide solution. What is the pH after 17.2 mL of base have been added? pH-
When a 23.2 mL sample of a 0.345 M aqueous acetic acid solution is titrated with a 0.336 M aqueous sodium hydroxide solution, what is the pH after 35.7 mL of sodium hydroxide have been added? pH = What is the pH at the equivalence point in the titration of a 27.6 mL sample of a 0.423 M aqueous hydrocyanic acid solution with a 0.431 M aqueous potassium hydroxide solution? pH=
Calculate the pH when 57.0 mL of 0.237 M perchloric acid is mixed with 57.0 mL of 0.237 M sodium hydroxide solution at 25 °C. Calculate the pH when 57.0 mL of 0.237 M of a certain monoprotic weak acid, HA, is mixed with 57.0 mL of 0.237 M sodium hydroxide solution at 25 °C. For HA, the Ka is 8.1× 10–5.
1) When a 18.9 mL sample of a 0.401 M aqueous hypochlorous acid solution is titrated with a 0.426 M aqueous sodium hydroxide solution, what is the pH after 26.7 mL of sodium hydroxide have been added? 2) A buffer solution contains 0.381 M NaHSO3 and 0.281 M K2SO3. Determine the pH change when 0.083 mol HCl is added to 1.00 L of the buffer. pH change =
1.) A 26.7 mL sample of a 0.495 M aqeuous hydrofluoric acid solution is titrated with a 0.334 M aqeuous sodium hydroxide solution. what is the pH at the start of the titration, before any sodium hydroxide has been added? pH = ???? 2.) what is the pH at the equivalence point in the titration of a 18.3 mL sample of a 0.429 M aqueous hypochlorous acid solution with a 0.479 M aqueous barium hydroxide solution? pH = ???