Question
In: Chemistry
11 mL of 0.0100 M HCl are added to 25.0 mL of a buffer solution that...
11 mL of 0.0100 M HCl are added to 25.0 mL of a buffer solution that is 0.010 M HC2H3O2 and 0.08 M C2H3O2-. What is the pH of the resulting solution?
Solutions
Expert Solution
Number of mmol of HCl added 
Number of mmol of 
added
Number of mmol of 
added
0.11 mmol of HCl will react with 0.11 mmol
of to form
0.11 mmol of .
Total number of mmol of 
Total number of mmol of 
Total volume 
For acetic acid, pKa is 4.74.
queen_honey_blossom answered 2 years agoRelated Solutions
If 100.mL of 0.035 M HCl solution is added to 220.mL of a buffer solution which...
If 100.mL of 0.035 M HCl solution is added to 220.mL of a buffer
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pH of the new solution? The Kb of NH3 is 1.8x10^-5.
Please explain how the answer was obtained. Thank you!
A solution of HCl is prepared by diluting 25.0 mL of a 1.0 M HCl solution...
A solution of HCl is prepared by diluting 25.0 mL of a 1.0 M HCl
solution with enough water to make 750 mL of HCl solution. (Show
your work for all calculations!)
a) What is the molarity of the HCl solution?
b) What is the [H3O+] and the pH of the HCl solution?
c) Write the balanced chemical equation for the reaction of HCl
and Ba(OH)2
d) How many milliliters of the diluted HCl solution is required
to completely react...
Calculate the pZn of a solution prepared by mixing 25.0 mL of 0.0100 M EDTA with...
Calculate the pZn of a solution prepared by mixing 25.0 mL of
0.0100 M EDTA with 50.0 mL of 0.00500 M Zn2+. Assume
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a) Calculate the pH of resulting solution if 25.0 mL of 0.250M Hcl(aq) is added to...
a) Calculate the pH of resulting solution if 25.0 mL of 0.250M
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1a )When 50.0 mL of 0.500 M HCl at 25.0°C is added to 50.0 mL of...
1a )When 50.0 mL of 0.500 M HCl at 25.0°C is added to 50.0 mL of
0.500 M NaOH at 25.0°C in a coffee cup calorimeter, the temperature
of the mixture rises to 28.2°C. What is the enthalpy of reaction
per mole of acid? Assume the mixture has a specific heat capacity
of 4.18 J/(g ? K) and that the densities of the reactant solutions
are both 1.00 g/mL.
1b) Consider the following reaction: 2 PbS (s) + 3 O2...
25.0 mL of a 4.21 M HCl solution at 25.2°C and 50.0 mL of a 2.50...
25.0 mL of a 4.21 M HCl solution at 25.2°C and 50.0 mL of a 2.50
M NaOH solution at 25.2°C are reacted together to give a final
temperature of 44.1°C. The specific heat of the solution is 3.88
J/g°C and it weighs 76.6 grams. From this information,
determine:
a. the limiting reactant for this reaction
b. the heat produced by the reaction (q) in units of Joules.
c. the enthalpy of the reaction (∆H) in units of kJ/mole.
A 25.0 mL buffer solution is 0.350 M in HF and 0.150 M in NaF. Calculate...
A 25.0 mL buffer solution is 0.350 M in HF and 0.150 M in NaF.
Calculate the pH of the solution after the addition of 37.5 mL of
.200 M HCl. The pKa for HF is 3.46.
find the pH of a 40 mL buffer solution + 1.0 mL of 6.0 M HCl...
find the pH of a 40 mL buffer solution + 1.0 mL of 6.0
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I know this question is pretty simple, but do I need
to know what the buffer is made of? Is it important? if not how
would I set up the ICE table? thank you!
mL HCl added pH 0.00 11.86 25.0 10.71 50.0 6.09 A titration of 25.0 mL of...
mL HCl added
pH
0.00
11.86
25.0
10.71
50.0
6.09
A titration of 25.0 mL of 0.100 M triethylamine
((CH3CH2)3N) was performed with
0.0500 M HCl. Given the following data calculate the pKa for
triethylammonium ion.
A student added 50.0 mL of an NaOH solution to 100.0 mL of 0.300 M HCl....
A student added 50.0 mL of an NaOH solution to 100.0 mL of 0.300
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precipitate. Determine the concentration of the solution.
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