Compute the ph of a buffer solution composed

Assignment Help Chemistry
Reference no: EM13209470

a) Calculate the pH of a buffer solution composed of 0.10 M butyric acid (CH3(CH2)2COOH, Ka = 1.5 x 1-^-5) and 0.20 M sodium butyrate, (NaCH3(CH2)2COO).

B) What is the pH after 10.0 mL of 1.0 M NaOH solution has been added to 250 ml of the buffer solution described in part a?

c) What is the pH after 10.0 ml of 1.0 M HCl solution has been added to 250 ml of the buffer solution described in part a of this problem?

Reference no: EM13209470

Questions Cloud

Explain compounds is not consistent with the terminology : Which one of the following compounds is not consistent with the terminology of a complex? A) [Cu(NH3)4]2+ B) D) [Cr(NH3)6]Cl3
Find data on gdp and percentage gdp for components : Find data on GDP and its components, and compute the percentage of GDP for the following components for 1950, 1980, and the most recent year available. Do you see any stable relationships in the data Do you see any trends a. Personal consumption ex..
Explain what combination of a molecular base and a salt : What combination of a molecular base and a salt of the conjugate acid of the chosen molecular base should you select to prepare a buffer solution that would maintain a pH of 10.00?
What alternative is preferred for companys cost of capital : A major automotive company is considering an agreement with a small manufacturer whereby it would be required to make end-of-the-year royalty payments of $500 000 beginning in year 4 and ending in year 8 (five years in total).
Compute the ph of a buffer solution composed : Calculate the pH of a buffer solution composed of 0.10 M butyric acid (CH3(CH2)2COOH, Ka = 1.5 x 1-^-5) and 0.20 M sodium butyrate, (NaCH3(CH2)2COO).
Explain why do japanese people want to sell yen : Assume two countries: the U.S. and Japan. Show, using demand and supply, how the $/¥ exchange rate is determined. Why do Japanese people want to sell Yen Why do Americans want to buy Yen
Discuss earth’s polarity and generation of geomagnetic rock : Discuss Earth’s polarity and the generation of the geomagnetic rock record in the crustal rocks of the ocean floor. What evidence is there and how can this document both the veracity of the theory of plate tectonics and the rate of plate movement?
Methyl amine the resulting solution be acidic and basic : methyl amine (CH3NH2 Kb= 3.6x10^-4) with 25.0 mL OF 0.10 M benzoic acid (C6H5COOH Ka = 6.3x10^-5), will the resulting solution be acidic, basic, or neutral?
What is the capitalized worth of the system : A city is spending $20 million on a new sewage system. The expected life of the system is 40 years, and it will have no market value at the end of its life. Operating and maintenance expenses for the system are projected to average $0.6 million pe..

Reviews

Write a Review

Chemistry Questions & Answers

  What volume of co2 measured

C3H8(g)+5O2(g)->3CO2(g)+4H2O If 465 mL of oxygen at STP is used in the reaction, what volume of CO2 measured at 37 degrees C and 0.973 atm, is produced?

  Compute mass mole fraction and avg molecular weight

Calculate mass, mole fraction and avg. molecular weight of air, Calculate the constituent (a) mass, (b) mole fraction (c)average molecular weight of air at 25 degree centigrade, 1 atm, and molar density of all listed gases

  Explain heat are needed to raise the temperature

How many kJ of heat are needed to raise the temperature of 2kg of water from 29 degrees C

  What is the partial pressure of gas collected

A gas is collected over water at a certain temperature. The total pressure is 762 torr. The vapor pressure of water at this temperature is 17 torr.

  Determine the spontaneity of a reaction

Explain why Î"G can only be used to determine the spontaneity of a reaction. Be very detailed in your answer.

  Compute the average absorbance and use this value

Calculate the average absorbance and use this value for an absorbance point on your graph. Use the printed graph from above, find the average Absorbance of the unknown on the y-axis

  Is there an easy way to get a quick and dirty comparative

Is there an easy way to get a quick and dirty comparative coefficient of friction for water vs a solution of sodium bicarbonate and water? I only have the most basic of chemistry skills. Is there a chart you could point me to?

  What minimum mass of h2so4(in g) would you need

2Al(s)+3H2SO4(aq) -> Al2(SO4)3(aq)+3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 15.5g. What minimum mass of H2SO4(in g) would you need?

  Compute the standard reaction gibbs energy

The equilibrium constant for the dissociation of Br2 at 1600 K is K=0.255. Calculate the standard reaction Gibbs energy at this

  Assume ideal behavior for all gases

to what pressure should you fill the acetylene tank to ensure that you run out of each gas at the same time? Assume ideal behavior for all gases.

  State how many grams of kno

How many grams of KNO2 must be added to 5.00 liters of 0.67 M HNO2 solution to produce a buffer with pH = 3.15?

  Define the electron configuration

the electron configuration [Kr]4d10 5s2? How many unpaired electrons are there in the ground state of this ion?

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