Question

In: Chemistry

Calculate the pH at the following intervals if 30mL 0.20M of formic acid, HCHO2 is titrated...

Calculate the pH at the following intervals if 30mL 0.20M of formic acid, HCHO2 is titrated with 0.15M NaOH. For HCHO2 Ka = 1.8 x 10-4

a) before any NaOH has been added

b) after a total of 15.0mL of NaOH has been added

c) at the equivalence point

d) after a total of 50.0mL of NaOH has been added.

Solutions

Expert Solution

queen_honey_blossom answered 10 months ago
Next > < Previous

Related Solutions

For the titration of 0.20M formic acid with 0.36M sodium hydroxide: a) find the pH at...
For the titration of 0.20M formic acid with 0.36M sodium hydroxide: a) find the pH at the equivalence point b) find the pH at some volume past the equivalence point c) sketch the titration curve
For the titration of 0.20M formic acid with 0.36M sodium hydroxide: a) find the pH at...
For the titration of 0.20M formic acid with 0.36M sodium hydroxide: a) find the pH at the equivalence point b) find the pH at some volume past the equivalence point c) sketch the titration curve
Calculate the pH at the stoichiometric point when 25 mL of 0.089M formic acid is titrated...
Calculate the pH at the stoichiometric point when 25 mL of 0.089M formic acid is titrated with 0.33 M NaOH. Calculate the pH at the stoichiometric point when 25 mL of 0.096 M pyridine is titrated with 0.31 M HCl. Calculate the pH at the stoichiometric point when 25 mL of 0.093 M nitric acid is titrated with 0.34 M NaOH.
Formic Acid is secreted by ants (HCO2H). Calculate the pH of a 0.0025M solutions of formic...
Formic Acid is secreted by ants (HCO2H). Calculate the pH of a 0.0025M solutions of formic acid. (Ka = 3,5 x 10-8) b) calculate the pH of a 15.0 M aqueous solution of NH3 . (Kb = 1.8 x 10-5) c) the Ksp value for lead(III)oidide, Pb2, is Ksp = 1.4 x 10-8 at 25 o C, calculates its solubility at 25oC
Calculate the pH of a 0.500M formic acid (HCOOH) solution. Ka for formic acid is 1.8×10-4.
Calculate the pH of a 0.500M formic acid (HCOOH) solution. Ka for formic acid is 1.8×10-4.
formic acid is a weak acid Ka= 1.9 x 10^-4 . Calculate the ph of a...
formic acid is a weak acid Ka= 1.9 x 10^-4 . Calculate the ph of a .50M solution of formic acid. what is the degree of ionization?
Formic acid (HCO2H) is an organic acid secreted by ants and stinging nettles. Calculate the pH...
Formic acid (HCO2H) is an organic acid secreted by ants and stinging nettles. Calculate the pH in 0.21M HCO2H (Ka=1.8
a) Calculate the pH of a 0.250 M solution of formic acid, HCO2H?        Ka, HCO2H =...
a) Calculate the pH of a 0.250 M solution of formic acid, HCO2H?        Ka, HCO2H = 1.8 x 10-4.   HCO2H(aq)  ⇌HCO2-(aq) + H+(aq) b) What is the concentration of HCO2H at equilibrium?
Formic acid,HCHO2 , is used to make methyl formate (a fumigant for dried fruit) and ethyl...
Formic acid,HCHO2 , is used to make methyl formate (a fumigant for dried fruit) and ethyl formate (an artificial rum flavor). What is the pH of a 0.26 M solution of formic acid? What is the degree of ionization of HCHO2 in this solution
Consider formic acid, HCHO2 (Ka = 1.9x10-4) and its conjugate base, CHO2-. a) A buffer is...
Consider formic acid, HCHO2 (Ka = 1.9x10-4) and its conjugate base, CHO2-. a) A buffer is prepared by dissolving 25.0 grams of sodium formate in 1.30 L of a solution of 0.660 M formic acid. Assume the volume remains constant after dissolving the sodium formate.    i) Calculate the pH of this buffer.    ii) Calculate the pH after 0.100 mole of nitric acid is added to this buffer.    iii) Calculate the pH after 10.0 grams of potassium hydroxide...
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT