Homework Answers
![kai = 1.122 103 Pka, = -logka, = -log(\x153) pka, = 2.95 [salt ] Too Handerson = pka + log c Acid ] Hasselbalch Equation] o.](http://img.homeworklib.com/questions/f90a6630-70fb-11ea-8065-7d93991acdac.png?x-oss-process=image/resize,w_560)
![PH = £ Pkw + pkop + loge] = 14 + +logo.os 2.95 Tid PH -7.82 Answen - Ka = 1. 12x103 Pka, = -logka, = -Tog (1,12 x 107) = 2.95](http://img.homeworklib.com/questions/f9be1cd0-70fb-11ea-8b42-4747529322b2.png?x-oss-process=image/resize,w_560)
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10 for the titulation of 25.00m2 of Phtalic Acid (Cotu (CO2H)2) 0.1000M, with 0.1000m NaOH, determine:...
Of Hydrofluoric acid (Ka-6.6 x 10") solution is titrated with f NaOH. Draw a titration curve, lab...
of Hydrofluoric acid (Ka-6.6 x 10") solution is titrated with f NaOH. Draw a titration curve, labeling the initial pH (when no sodium 40. 100 ml ofa 0.3 M olution 0.3 M solution hydroxide has been added), the pH at the mid-point of the titration, and the pH at the equivalence point (16 points).
of Hydrofluoric acid (Ka-6.6 x 10") solution is titrated with f NaOH. Draw a titration curve, labeling the initial pH (when no sodium 40. 100 ml...
Titration of 100.00mL of a 0.1000M solution of a strong acid HCl with 0.100M NaOH solution. Determine the pH at the fol...
Titration of 100.00mL of a 0.1000M solution of a strong acid HCl with 0.100M NaOH solution. Determine the pH at the following points and sketch curve a) before addition of NaOH c) after addition of 20.0 ml NaOH e) after addition of 50.Oml NaOH e) after addition of 100 ml NaOH b) after addition of 10.0mL. NaOH d) after addition of 30.0 ml NaOH f) after addition of 80.Oml NaOH h) after addition of 110 ml NaOH Titration of 100...
Hi, I need help with this question, thank you! A 10.00mL sample of 0.1000M an acid...
Hi,
I need help with this question, thank you!
A 10.00mL sample of 0.1000M an acid (pKg) = 2.89; PK 2 = 5.51) was titated with 0.1526M NaOH. Sketch the graph of pH versus Vook for the titration of this acid through the addition of 25.00mL of NaOH. (3 points) Indicate the numerical pH values for the initial (i.e. before addition of NaOH), half-equivalence, and equivalence points; as well as the pH once the full 25.00ml NaOH has been added....
Use the titration curve of a weak acid with a strong base below to answer the...
Use the titration curve of a weak acid with a strong base below to answer the following questions. Identify the Equivalence Point of Titration and label it on the titration curve below. (ii) What is the Titrant (iii) From the graph, what is the [H^+] and the volume of NaOH used to reach the equivalence point. (iv) Calculate the [OH^-] at the equivalence point (v) What is the pKa of the acid used for titration? (vi) Calculate the Ka of...
For a titration of 16.8 mL of a 0.586 M weak acid (pKa = 5.89) with...
For a titration of 16.8 mL of a 0.586 M weak acid (pKa = 5.89) with 0.51 M NaOH, what is the pH after adding 36.8 mL of titrant? (Hint: this is past the equivalence point)
24A) 40mL of 0.2 M formic acid is titrated with a strong base (NaOH= 0.5 M). Determine the pH before any base has been...
24A) 40mL of 0.2 M formic acid is titrated with a strong base
(NaOH= 0.5 M). Determine the pH before any base has been added.
Please show steps and please explain why the answer is what it
is.
24B) The 40mL 0.2 M formic acid is titrated with a 6.0mL of
strong base. Here NaOH can be treated as a conjugate base and
formic acid is the acid.
please show steps and explain!
Us (24-25, Acid/base, aqueous equilibrium) 24A) (4...
α= 0.0 6. Sketch a plot below of a titration curve (pH vs volume of NaOH) when 25 mL of a 0.10N w...
please help me plot/ and draw the curve (ph, pka, and
equivalence ph value)
α= 0.0 6. Sketch a plot below of a titration curve (pH vs volume of NaOH) when 25 mL of a 0.10N weak acid HA (Ka 1.00 X 10 is titrated with 0.10N strong base NaOH Indicate on the plot the initial pH, pha, 10% and 90% equivalence, equivalence, and final pH yalues.
α= 0.0 6. Sketch a plot below of a titration curve (pH vs...
1. Calculate the volume (in mL) of the amount of 0.200 M NaOH required to neutralize...
1. Calculate the volume (in mL) of the amount of 0.200 M NaOH required to neutralize a monoprotic weak acid solution made by 2.00 g of potassium hydrogen phthalate (KHP) dissolved in water. 2. Identify the equivalence point, the half-equivalence point on the titration curve below and determine the pKa of the acid. 12- 10 PH 8-1 6 N 0+ 20 Titrant Volume (ML) 40
If the pH at the equivalence point for titration of a monoprotic weak acid with NaOH...
If the pH at the equivalence point for titration of a monoprotic weak acid with NaOH is 9.00, and 10 mL of base is required to reach the equivalence point, how would you determine the pKa of the acid? the pKa is 9.00 determine the pH after 5 mL of base is added; this is the pKa determine the pH when 20 mL of base is added; this is the pKa the pKa is -log(9)
1. Calculate the volume (in mL) of the amount of 0.200 M NaOH required to neutralize...
1. Calculate the volume (in mL) of the amount of 0.200 M NaOH required to neutralize a monoprotic weak acid solution made by 2.00 g of potassium hydrogen phthalate (KHP) dissolved in water. Hint: the complete neutralization occurs at the equivalence point, where the number of moles of the analyte (in this case, the weak acid) equal to the titrant (in this case, the strong base). 2. Identify the equivalence point, the half-equivalence point on the titration curve below and...
of Hydrofluoric acid (Ka-6.6 x 10") solution is titrated with f NaOH. Draw a titration curve, labeling the initial pH (when no sodium 40. 100 ml ofa 0.3 M olution 0.3 M solution hydroxide has been added), the pH at the mid-point of the titration, and the pH at the equivalence point (16 points).
of Hydrofluoric acid (Ka-6.6 x 10") solution is titrated with f NaOH. Draw a titration curve, labeling the initial pH (when no sodium 40. 100 ml...
Titration of 100.00mL of a 0.1000M solution of a strong acid HCl with 0.100M NaOH solution. Determine the pH at the following points and sketch curve a) before addition of NaOH c) after addition of 20.0 ml NaOH e) after addition of 50.Oml NaOH e) after addition of 100 ml NaOH b) after addition of 10.0mL. NaOH d) after addition of 30.0 ml NaOH f) after addition of 80.Oml NaOH h) after addition of 110 ml NaOH Titration of 100...
Hi,
I need help with this question, thank you!
A 10.00mL sample of 0.1000M an acid (pKg) = 2.89; PK 2 = 5.51) was titated with 0.1526M NaOH. Sketch the graph of pH versus Vook for the titration of this acid through the addition of 25.00mL of NaOH. (3 points) Indicate the numerical pH values for the initial (i.e. before addition of NaOH), half-equivalence, and equivalence points; as well as the pH once the full 25.00ml NaOH has been added....
Use the titration curve of a weak acid with a strong base below to answer the following questions. Identify the Equivalence Point of Titration and label it on the titration curve below. (ii) What is the Titrant (iii) From the graph, what is the [H^+] and the volume of NaOH used to reach the equivalence point. (iv) Calculate the [OH^-] at the equivalence point (v) What is the pKa of the acid used for titration? (vi) Calculate the Ka of...
24A) 40mL of 0.2 M formic acid is titrated with a strong base
(NaOH= 0.5 M). Determine the pH before any base has been added.
Please show steps and please explain why the answer is what it
is.
24B) The 40mL 0.2 M formic acid is titrated with a 6.0mL of
strong base. Here NaOH can be treated as a conjugate base and
formic acid is the acid.
please show steps and explain!
Us (24-25, Acid/base, aqueous equilibrium) 24A) (4...
please help me plot/ and draw the curve (ph, pka, and
equivalence ph value)
α= 0.0 6. Sketch a plot below of a titration curve (pH vs volume of NaOH) when 25 mL of a 0.10N weak acid HA (Ka 1.00 X 10 is titrated with 0.10N strong base NaOH Indicate on the plot the initial pH, pha, 10% and 90% equivalence, equivalence, and final pH yalues.
α= 0.0 6. Sketch a plot below of a titration curve (pH vs...
1. Calculate the volume (in mL) of the amount of 0.200 M NaOH required to neutralize a monoprotic weak acid solution made by 2.00 g of potassium hydrogen phthalate (KHP) dissolved in water. 2. Identify the equivalence point, the half-equivalence point on the titration curve below and determine the pKa of the acid. 12- 10 PH 8-1 6 N 0+ 20 Titrant Volume (ML) 40
1. Calculate the volume (in mL) of the amount of 0.200 M NaOH required to neutralize a monoprotic weak acid solution made by 2.00 g of potassium hydrogen phthalate (KHP) dissolved in water. Hint: the complete neutralization occurs at the equivalence point, where the number of moles of the analyte (in this case, the weak acid) equal to the titrant (in this case, the strong base). 2. Identify the equivalence point, the half-equivalence point on the titration curve below and...
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