Explain solutions of sodium acetate and acetic acid

Assignment Help Chemistry
Reference no: EM13213757

Acetic acid has a Ka of about 2*10^(-5). A buffer is to be prepared with a pH of 4.5 from 0.1M solutions of sodium acetate and acetic acid. How many mL of 0.1M NaAc would have to be added to 100mL of 0.1M HAc to make the proper buffer solution?

Reference no: EM13213757

Questions Cloud

How much ice would have to melt to lower the temperature : How much ice (in grams) would have to melt to lower the temperature of 355 mL of water from 26 degrees C to 6
Product-services-promotional strategies offered : your research of a company based on its web page, and your idea for a web page of your own. Your report should have two main headings, one titled, A Report on the Product/Services/Promotional Strategies Offered by XYZ Company (select one of the compa..
Explain how is the trade arrangement beneficial : Research trade between the United States and another country in any one of the following areas: customer support services, garments, medical services, or technical products. Discuss the following points a. How is this trade arrangement beneficial
What is jerrys marginal cost and calculate jerrys profit : Given a numeric production schedule, you will calculate profit and make decisions about short-run profitability to answer questions relating to your calculations. Jerry's Lock Shop is a perfectly competitive firm, and Jerry is operating at his lev..
Explain solutions of sodium acetate and acetic acid : A buffer is to be prepared with a pH of 4.5 from 0.1M solutions of sodium acetate and acetic acid. How many mL of 0.1M NaAc would have to be added to 100mL of 0.1M HAc to make the proper buffer solution?
Compute the percent of air that is displaced liquid nitrogen : calculate the percent (by volume) of air that is displaced if all of the liquid nitrogen evaporates.(liquid nitrogen has a density of 0.807 g/mL)
New technologies affected global domination-stratification : How has the introduction of new technologies affected global domination and stratification?  Bruce, a US Senator, owns about 3,000 acres of prime farmland, is one of the wealthiest men in the county, and enjoys a great deal of prestige in his communi..
Define the ground state and the first excited state : calculate the seperation in Energy between the ground state and the first excited state in which one electron occupies the state with n=7.
Determine the firms existing market value : Determine the firms existing market value capital structure. Disregard the minor amount of accounts payable. Also, lump notes payable in with long term debt. Round to the nearest whole percent.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what should the analyst do to accuratley determine

What should the analyst do to accuratley determine the concentration for the unknown using Beer's Law? Extending the calibration curve or using the equation for the line are not correct answers to this equation.

  What is the empirical formula of the compound

In an experiment, 1.26 grams of iron combines with oxygen to give a compound that has a mass of 1.80 grams. What is the empirical formula of the compound?

  Explain inorganic solids that are water soluble

Draw a flow chart that illustrates how you would purify an organic compound that is contaminated with inorganic solids that are water soluble

  Draw the structure of caffeine

Draw the structure of Caffeine. Skeletal form only. Locate 2 bonds in the molecule that are obviously polar covalent.

  Calculate the quantity, in grams, of formic acid

Calculate the quantity, in grams, of formic acid and sodium formate necessary to make 500. mL of a buffer that has a formic acid concentration of 0.75 M and a sodium formate concentration of 0.75 M.

  Find out the percent error for the quantity

Determine the % error for the quantity (0.5022g+-0.3mg) 2. Determine the % relative error for the following quantities

  Compute the retention index for the unknown

The adjusted retention times were 10.4 min for hexane, 12.3 min for heptane, and 11.6 min for the unknown. Calculate the retention index for the unknown.

  Determine the boiling point of a solution

Determine the boiling point of a solution of 72.4 g of glycerol dissolved in 122.5 g of water.

  What optical rotation should the student expect to measure

Suppose a student is measuring the optical rotation of a 1 M sample of (S)-(-)- Limonene. The path length is 13cm. What optical rotation should the student expect to measure?

  Write the net ionic equation for the buffer system

A student prepares a buffer by dissolving solid sodium acetate, NaCH3COO, in a solution of acetic acid, CH3COOH. Write the net ionic equation for the buffer system.

  Finding the concentration of fe2+ in equilibrium

At pH 6.00 and pE 2.10, what is the concentration of Fe2+ (mol/L) in equilibrium with Fe(OH)3?

  State what two properties of atp make it ideally useful

What two properties of ATP make it ideally useful for a form of energy storage in cells? Describe why the hydrolysis of ATP is highly exergonic (give at least two reasons).

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