Find out the ph at one-half of the equivalence point

Assignment Help Chemistry
Reference no: EM13541537

Consider the titration of a 25.0 mL sample of 0.110M HC2H3O2 with 0.130M NaOH. Determine the pH at one-half of the equivalence point. (initial pH=2.85, the volume of added base required to reach the equivalence point=21.2 mL)

Reference no: EM13541537

Questions Cloud

Explain equation for reaction in acidic solution : In a particular redox reaction BrO^- is oxidized to BrO3^- and Ag^+ is reduced to Ag. Complete and balance the equation for this reaction in acidic solution.
Find how much work did you do to reduce the radius : A 1 kg mass is moving in a circle of radius 1.8 m on a flat frictionless table at the end of a string. How much work did you do to reduce the radius by a factor of one-half
Water balloons and hard baseballs : The two mediums below propagate particles differently. Which of the two medium would have higher acoustic velocity and create better propagation or movement of particles? water balloons, hard baseballs.
Find the frequency in terahertz of visible light : Find the frequency in terahertz of visible light with a wavelength of 441 nm in vacuum
Find out the ph at one-half of the equivalence point : Consider the titration of a 25.0 mL sample of 0.110M HC2H3O2 with 0.130M NaOH. Determine the pH at one-half of the equivalence point. initial pH=2.85, the volume of added base required to reach the equivalence point=21.2 mL
Explain the events that can change the state of the system : Explain the events that can change the state of the system and write a programming code to generate 100 random variates according to exponential distribution and store them in an array.
Determine the work done on the refrigerant in each cycle : During each cycle, a refrigerator ejects 680 kJ of energy to a high-temperature reservoir, and takes in 600 kJ of energy from a low-temperature reservoir. Determine the work done on the refrigerant in each cycle. Determine the coefficient of performa..
Evaluate the percent ionization of benzoic acid : Calculate the percent ionization of Benzoic acid for the following concentration: (a) 0.40 M (b) 0.00040 please show work I got the right answer for a which is 1.3% but i cant find b
Find how many grads are there : In Europe, surveyors often measure angles in grads. There are 100 grads in one-quarter of a circle. How many grads are there in 2.16 radians

Reviews

Write a Review

Chemistry Questions & Answers

  What was the final volume of water on the buret

A volume of water was delivered using a buret and experimentally determined to have a mass of 2.00-g. What was the final volume of water on the buret if the inital was 0.44-mL? [assume the density of water is 1.00g/mL]

  What is the maximum electrical work, in joules

A voltaic cell is based on the reaction Sn + I2 = Sn2+ + 2I-.

  Calculate gas solubility

Using Henry's Law to calculate gas solubility If air contains 78% N2 by volume, what is the solubility of N2 in water of 25oC and 1 atm (Henry's constant kH for N2 in H2O at 25oC = 7 x 10-4 mol/L.atm)?

  State body-centered cubic

For the same atoms at the lattice points, which lattice exhibits the lowest density? (please explain your reasoning) (A) body-centered cubic (B) face-centered cubic

  Explain elements with the longest half-lives

Suggest why Po-210 and At-211 are the isotopes of those elements with the longest half-lives.

  A remaining solution shows a yellow color in a flame test

After filtering off this precipitate, the pH is adjusted to 8 and H2S is again added; no precipitate forms. No precipitate forms upon addition of (NH4)2HPO4. The remaining solution shows a yellow color in a flame test. Based on these observations,..

  The ph of the solution at the equivalence point

The pH of the solution at the equivalence point, The pH of the solution after 40.0 mL of HCl are added.

  Determine the percent yield

Determine the percent yield if An 8.50 grams sample of Ammonia gives 12.0 g of Nitric Oxide?

  How many moles of hno3 are present

A nitric acid solution containing 71% HNO3 (by mass) has a density of 1.42g/mL. how many moles of HNO3 are present in 1.00L of this solution.

  Explain closed vessel and a small amount of nitrous acid

If the system below is at equilibrium in a closed vessel and a small amount of nitrous acid is added, what would be expected to happen

  Define what is the ph of the resulting solution

If 20mL of .10M NaOH is added to 45mL of .20M HC2H3O2, what is the pH of the resulting solution at 25 degrees Celsius

  Explain the flask just turns pink at the equilibrium point

William places 20 mL of a 2.6 M sulfuric acid solution into a small flask with a few drops of phenolphthalein indicator. He fills a buette with and 1M NaOH. How many mL of the NaOH solution will he use when the solution in the flask just turns pin..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd