Explain weak base and conjugate acid and buffer

Assignment Help Chemistry
Reference no: EM13227549

One student measure the pH of the following three solution (weak base, conjugate acid and buffer). Using this data, please calculate the pKa and pKb (show calculation).

pH = 9.3 for 0.050 M NaA (conjugate base)

Reference no: EM13227549

Questions Cloud

What scenarios would you use different screening : Screening is the first stage in the candidate selection process. What screening devices would you use and why? In what scenarios would you use different screening?
Compute the change in energy of the gas in j : A gas expands and does P-V work on the surroundings equal to 321 J. At the same time, it absorbs 189 J of heat from the surroundings. Calculate the change in energy of the gas in J.
How production standards place managements : State how production standards place managements and unions at odds against each other. Why do some unions prefer the right to strike in this matter while others prefer arbitration?
Explain the difference between mission and vision statement : Explain the difference between a mission and vision statement. Discuss why mission statements are important in performance improvement and why a solid mission statement (describing your goals) should be in place.
Explain weak base and conjugate acid and buffer : One student measure the pH of the following three solution (weak base, conjugate acid and buffer). Using this data, please calculate the pKa and pKb (show calculation).
Determine the 4th discrete fourier transform : the frequency response h(e^jw) of a length-4 finite impulse response filter with a real impulse response h[n] that the following specific value: h(e^j0)=13, H(e^j3pi/2)=-3-j4, and h(e^jpi)=-3. determine the 4th discrete fourier transform (DFT) of ..
What would be the additional cost per unit : A company requires a component at the rate of 750 components per week for its assembly operations. The component can be manufactured in the company's workshop at a rate of 3000 units per week.
Review the competencies required of hr management : Review the competencies required of HR management and recommend at least two additional areas in which HR managers should be competent. Provide specific examples to support your response.
Summarize main points of the clinical documentation study : Briefly summarize the main points of the Clinical Documentation study.(In other words, how will this information affect your work as a Health Information professional?

Reviews

Write a Review

Chemistry Questions & Answers

  What is the percentage of phosphorus in the original plant

if the reaction produces 5.72 grams of a compound called magnesium ammonium phosphate,MgNH4PO4. what is the percentage of phosphorus in the original plant food sample?

  Calculate what mass of albr3

calculate What mass of AlBr 3 is formed and calculate what mass of CCl 4 will be formed if 1.5 moles of CH 4 react with 1.4 moles of Cl?'

  What is the new boiling point point of water

What is the new boiling point point of water if you add 188 grams of magnesium chloride to 1250 g of water.

  Find the maximum critical heat flux of water

How do you find the maximum critical heat flux of water at 1.25 bar? It has to do with nucleate pool boiling.

  State the heat of fusion of vaporization of isopropyl

How much heat in kilocalories is required to melt 1.70 mol of isopropyl alcohol ? The heat of fusion and her of vaporization of isopropyl

  Calculate the average atomic weight of argon

3 isotopes of argon occur in nature. Ar-36, Ar-38, and Ar-40. The abundance of each are as follow: 0.34%, 0.07%, and 99.59%.

  State what is the maximum amount of sodium chloride

what is the maximum amount of sodium chloride that can be separated at 25 ºC by filtration, and what is the mass percentage of sodium chloride in the filtrate?

  Compute the specific rotation for the compound

Distilled water in the same tube gave a reading of +0.016 degrees. Calculate the specific rotation for the compound.

  What is the temperature change

What is the temperature change If 84 joules of heat are added to a pure gold coin with a mass of fifteen grams? It is given that the Specific heat capacity of Au= 0.128

  How to determined concentration of the unknown acid

What effect would each of the following erros have on the determined concentration of the unknown acid? (would the calculated value be too high, too low, or unchanged?) explain

  Determine the kinetic energy of the departing electron

Radiation with a 58.4 nm of wavelength interacts with a H 2 (hydrogen atom)and induces the ejection of an electron then determine the kinetic energy of the departing electron express your answer in eV?

  By what factor does rate of isomerization reaction increase

By what factor (The factor is the ratio of the rates) does the rate of this isomerization reaction increase as the temperature increases from 256 degree celsius to 297 degree celsius ?

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