What molar ratio of sodium acetate to acetic acid should be

Assignment Help Chemistry
Reference no: EM13119946

What molar ratio of sodium acetate to acetic acid should be used to prepare a buffer with pH = 4.5? Ka acetic acid = 1.8 x 10-5.

Reference no: EM13119946

Questions Cloud

Find randomly selected employee earns less : The monthly incomes of trainees at a local mill are normally distributed with a mean of $1,100 and a standard deviation of $150. find the probability that a randomly selected employee earns less than $900 a month.
Negative externalities that arise from the production : Negative externalities that arise from the production of a good;a. cause an increase in the demand for the goodb. cause a decrease in the demand for the goodc. impose costs on third partiesd. bring private costs into equality with social costs.
How many grams of the strong acid hclo4 must be combined : How many grams of the strong acid HClO4 must be combined with water to make 400 ml of a solution with a pH of 1.5.
Illustrate what is the magnitude of the apparent weight : Illustrate what is the magnitude of the apparent weight of a 78kg astronaut 5200km from the center of the Earth's moon in a space vehicle moving at constant velocity?
What molar ratio of sodium acetate to acetic acid should be : What molar ratio of sodium acetate to acetic acid should be used to prepare a buffer with pH = 4.5? Ka acetic acid = 1.8 x 10-5.
Differential equation and explicit solution : To solve this problem I must, first, verify that the indicated expression is an implicit solution of the given first-order differential equation then find at least one explicit solution.
Determine the value keq : determine the value Keq at 400K for the decomposition of phosphorus trichloride of [PCl5]=0.135 mol/L, [PCl3]=0.550mol/L.. and [Cl2]=0.550mol/L the equation for the reaction.
Explain how much electric power would be produced : If half the potential energy of this water were converted into electric energy, explain how much electric power would be produced by these falls?
Algebra-polynomial and rational functions : One of the advantages of rational functions is that even rational functions with low-order polynomials can provide excellent fits to complex experimental data.

Reviews

Write a Review

Chemistry Questions & Answers

  How many grams of the nonvolatile solute glycerol must added

The vapor pressure of pure methanol, CH3OH, at 30 C is 160. torr. How many grams of the nonvolatile solute glycerol, C3H5(OH)3, must be added to 131. g of methanol to obtain a solution with a vapor pressure of 133. torr.

  How many grams of hcl are produced

How many grams of HCl are produced according to the following equation, H2 + Cl2 = 2 HCl, when 4.0 g of hydrogen reacts completely.

  Determine molecular formula and molar mass

Determine its molecular formula if the molar mass of the compound = 199.55 grams per mole?

  What is the equilibrium concentration of n2

3H2 (g) + N2 (g) 2NH3(g), Kc = 6.0 × 10-2 at 500°C for this nitrogen fixation reaction. What is the equilibrium concentration of N2 If 0.250 M H2 and 0.050 M NH3 are present at equilibrium?

  What is the ph of a propanoic acid

What is the pH of a propanoic acid - propanoate buffer that is 0.25M in CH3CH2COONa and 0.15M with respect to CH3CH2COOH.

  How many milligrams of the radioisotope are still active

If 95.0 mg of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m.

  Calculate the ph of the solution

Determine the calculated pH of the solution if initially there is 2.0mL of CH3COOH at an initial concentration of 0.89M and 0.80mL of 1.0M Hydrochloric Acid is combined.

  Reaction between solid sodium and iron

The reaction between solid sodium and Iron (III) oxide is one in a series of reactions that inflates an automobile airbag.

  Determine the percent by mass of calcium carbonate

Determine the percent by mass of calcium carbonate in the sample

  How many grams of carbon dioxide will form

NaHCO3 (aq) + H3C6H5O7 (aq) 3CO2 (g) + 3H2O (l) + Na3C6H5O7 (aq) If 1.10 g sodium bicarbonate and 1.10 g citric acid are allowed to react, how many grams of carbon dioxide will form.

  Explain the structure for heptene

Explain  the structure for 4-ethyl-2,3-dimethyl-2-heptene?

  Determine the diameter of larger drop

Seven tiny spheres of liquid mercury each have a diameter of 2 millimeters. They are now added together and coalesce into one larger drop. What is the diameter of this larger drop?

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