1.When a 15.1 mL sample of a 0.479 M aqueous nitrous acid solution is titrated with a 0.483 M aqueous sodium hydroxide solution, what is the pH after 22.5 mL of sodium hydroxide have been added?
2.A 21.6 mL sample of 0.214 M
diethylamine,
(C2H5)2NH, is
titrated with 0.256 M perchloric
acid.
The pH before the addition of any perchloric acid
is
1.When a 15.1 mL sample of a 0.479 M aqueous nitrous acid solution is titrated with...
A 43.4 mL. sample of a 0.436 M aqueous nitrous acid solution is titrated with a 0.479 M aqueous solution of sodium hydroxide. How many milliliters of sodium hydroxide must he added to reach a pH of 3.011? Submit Answer 2 question attempts remaining
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-
a. When a 20.0 mL sample of a 0.431 M aqueous nitrous acid solution is titrated with a 0.369 M aqueous sodium hydroxide solution, what is the pH at the midpoint in the titration? b. A 26.4 mL sample of a 0.351 M aqueous nitrous acid solution is titrated with a 0.345 M aqueous potassium hydroxide solution. What is the pH at the start of the titration, before any potassium hydroxide has been added?
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)...
When a 20.0 mL sample of a 0.381 M aqueous nitrous acid solution is titrated with a 0.301 M aqueous sodium hydroxide solution, what is the pH after 38.0 mL of sodium hydroxide have been added? pH =
15.1 A 39.8 mL sample of a 0.448 M aqueous hypochlorous acid solution is titrated with a 0.234 M aqueous potassium hydroxide solution. What is the pH after 50.5 mL of base have been added? 15.2 What is the pH at the equivalence point in the titration of a 24.9 mL sample of a 0.313 M aqueous hypochlorous acid solution with a 0.479 M aqueous barium hydroxide solution? 12.1 How many grams of solid ammonium bromide should be added to...
(1) A 31.4 mL sample of a 0.531 M aqueous nitrous acid solution is titrated with a 0.305 M aqueous barium hydroxide solution. What is the pH after 10.4 mL of base have been added? (2) When a 28.7 mL sample of a 0.424 M aqueous hydrofluoric acid solution is titrated with a 0.352 M aqueous sodium hydroxide solution, what is the pH after 51.9 mL of sodium hydroxide have been added?
Titration curve question: 1) A 22.6 mL sample of a 0.394 M aqueous hydrocyanic acid solution is titrated with a 0.496 M aqueous sodium hydroxide solution. What is the pH at the start of the titration, before any sodium hydroxide has been added? pH = __ 2) A 28.1 mL sample of 0.212 M dimethylamine, (CH3)2NH, is titrated with 0.325 M perchloric acid. The pH before the addition of any perchloric acid is ___ . Use the Tables link in...
When a 28.9 mL sample of a 0.453 M aqueous nitrous acid solution is titrated with a 0.343 M aqueous potassium hydroxide solution, what is the pH after 57.3 mL of potassium hydroxide have been added? When a 28.9 mL sample of a 0.453 M aqueous nitrous acid solution is titrated with a 0.343 M aqueous potassium hydroxide solution, what is the pH after 57.3 mL of potassium hydroxide have been added? pH =
1) When a 21.5 mL sample of a 0.337 M aqueous nitrous acid solution is titrated with a 0.373 M aqueous sodium hydroxide solution, what is the pH after 29.1 mL of sodium hydroxide have been added 2) A 28.6 mL sample of 0.226 M methylamine, CH3NH2, is titrated with 0.221 M nitric acid. After adding 11.5 mL of nitric acid, the pH is 3) A 24.0 mL sample of 0.372 M methylamine, CH3NH2, is titrated with 0.381 M hydrochloric...