Question
In: Chemistry
1. In the laboratory, a general chemistry student measured the pH of a 0.417 M aqueous...
1. In the laboratory, a general chemistry student measured the
pH of a 0.417 M aqueous solution of
hydrofluoric acid to be
1.777.
Use the information she obtained to determine the Ka for
this acid.
2. In the laboratory, a general chemistry student measured the
pH of a 0.417 M aqueous solution of formic
acid, HCOOH to be
2.048.
Use the information she obtained to determine the Ka for
this acid.
3. In the laboratory, a general chemistry student measured the
pH of a 0.417 M aqueous solution of
acetylsalicylic acid (aspirin),
HC9H7O4 to be
1.935.
Use the information she obtained to determine the Ka for
this acid.
Solutions
queen_honey_blossom answered 1 year agoRelated Solutions
1. In the laboratory, a general chemistry student measured the pH of a 0.538 M aqueous...
1. In the laboratory, a general chemistry student measured the
pH of a 0.538 M aqueous solution of
nitrous acid to be
1.792.
She then measured the pH of a 0.538 M aqueous
solution of hydrofluoric acid to be
1.722.
Use the information she obtained to determine the Ka for
these acids.
1.) in the laboratory, a general chemistry student measured the pH of a 0.463 M aqueous...
1.)
in the laboratory, a general chemistry student measured the pH of a
0.463 M aqueous solution of acetylsalicylic acid (aspirin), HC9H7O4
to be 1.946.
Use this info she obtained to determine the Ka for this
acid.
Ka (experiment) = ????
2.) in the laboratory, a general chemistry student measured
the pH of a 0.463 M aqueous solution of benzoic acid, C6H5COOH to
be 2.283.
Use this info she obtained to determine the Ka for this
acid.
Ka (experiment) =...
A. In the laboratory, a general chemistry student measured the pH of a 0.538 M aqueous...
A. In the laboratory, a general chemistry student measured the
pH of a 0.538 M aqueous solution of
ethylamine,
C2H5NH2 to be
12.198.
Use the information she obtained to determine the Kb for
this base
B. She then measured the pH of a 0.538 M
aqueous solution of methylamine,
CH3NH2 to be
12.161.
Use the information she obtained to determine the Kb for
this base
(these are 2 parts of the same question, please answer both!!
:-) thank you! )
A) In the laboratory, a general chemistry student measured the pH of a 0.566 M aqueous...
A) In the laboratory, a general chemistry student measured the
pH of a 0.566 M aqueous solution of
triethylamine,
(C2H5)3N to be
12.221.
Use the information she obtained to determine the Kb for
this base.
Kb(experiment) = ___
B) In the laboratory, a general chemistry student measured the
pH of a 0.566 M aqueous solution of
quinoline,
C9H7N to be
9.262.
Use the information she obtained to determine the Kb for
this base.
Kb(experiment) = ___
In the laboratory, a general chemistry student measured the pH of a 0.550 M aqueous solution...
In the laboratory, a general chemistry student measured the pH
of a 0.550 M aqueous solution of formic
acid, HCOOH to be
1.987.
Use the information she obtained to determine the Ka for
this acid.
Ka(experiment) =
In the laboratory, a general chemistry student measured the pH of a 0.532 M aqueous solution...
In the laboratory, a general chemistry student measured the pH
of a 0.532 M aqueous solution of acetylsalicylic acid (aspirin),
HC9H7O4 to be 1.885. Use the information she obtained to determine
the Ka for this acid.
Ka(experiment) =
In the laboratory, a general chemistry student measured the pH of a 0.552 M aqueous solution...
In the laboratory, a general chemistry student measured the pH
of a 0.552 M aqueous solution of hydrofluoric acid to be 1.685. Use
the information she obtained to determine the Ka for this acid.
Ka(experiment) =
In the laboratory, a general chemistry student measured the pH of a 0.530 M aqueous solution...
In the laboratory, a general chemistry student measured the pH
of a 0.530 M aqueous solution of codeine, C18H21O3N to be 10.820.
Use the information she obtained to determine the Kb for this
base.
In the laboratory, a general chemistry student measured the pH of a 0.321 M aqueous solution of caffeine, C8H10N4O2 to be 12.045.
PART 1
In the laboratory, a general chemistry student measured the pH of a 0.321 M aqueous solution of caffeine, C8H10N4O2 to be 12.045.Use the information she obtained to determine the Kb for this base.Kb(experiment) = _____
PART 2
In the laboratory, a general chemistry student measured the pH of a 0.551 M aqueous solution of trimethylamine, (CH3)3N to be 11.754.Use the information she obtained to determine the Kb for this base.Kb(experiment) = _____
PART 3
In the laboratory,...
1) What is the pH of a 0.246 M aqueous solution of sodium acetate, NaCH3COO? This...
1) What is the pH of a 0.246 M aqueous solution of sodium
acetate, NaCH3COO? This solution is acidic, basic or neutral?
2) The substance benzoic acid
(C6H5COOH) is a weak acid
(Ka = 6.3×10-5). What is the
pH of a 0.110 M aqueous solution of
sodium benzoate,
NaC6H5COO?
This solution is acidic, basic or neutral?
3) What is the pH of a 9.17×10-2 M
aqueous solution of ammonium nitrate,
NH4NO3? This solution is
acidic, basic or neutral?
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