Define what is the buffer-component ratio

Assignment Help Chemistry
Reference no: EM13512697

What is the buffer-component ratio, [Pr - ]/[HPr], of a propanoate buffer that has a pH of 5.57 (Ka of HPr = 1.3 multiplied by 10-5)

Reference no: EM13512697

Questions Cloud

What is the speed of the cannonball relative to the earth : A 490 kg cannon fires a 9.0 kg cannonball with a speed of 200 m/s relative to the muzzle. what is the speed of the cannonball relative to the earth
State naoh solution after the following additions of titrant : Find the pH during the titration of 20.00 mL of 0.1350 M benzoic acid, C6H5COOH (Ka = 6.3 multiplied by 10-5), with 0.1350 M NaOH solution after the following additions of titrant.
Compute the equivalent units in the mixing department : Compute the equivalent units in the Mixing Department for July 2009 for each cost category - Refining Department during July and (b) the cost of work in process as of July 31,2009.
Find all the points where the total electric field is zero : Two positive point charges q1 = 12C and q2 = 48C are a distance 0.25 m apart. Find all the points where the total electric field is zero
Define what is the buffer-component ratio : What is the buffer-component ratio, [Pr - ]/[HPr], of a propanoate buffer that has a pH of 5.57 (Ka of HPr = 1.3 multiplied by 10-5)
Estimate the specific heat of the unknown substance : An unknown substance has a mass of 0.125 kg and an initial temperature of97.5°C. The substance is then dropped into a calorimeter made of aluminum containing 0.285 kg of water initially at25.1°C. calculate the specific heat of the unknown substance
Explain which ka value is more important to the buffer : A buffer consists of 0.20 M KHCO3 and 0.44 M K2CO3. Carbonic acid is a diprotic acid with Ka1 = 4.5 multiplied by 10-7 and Ka2 = 4.7 multiplied by 10-11. (a) Which Ka value is more important to this buffer
Explain the h3o+ and the ph of a propanoate buffer : What are the [H3O+] and the pH of a propanoate buffer that consists of 0.48 M CH3CH2COONa and 0.34 M CH3CH2COOH? Ka of propanoic acid = 1.3 multiplied by 10-5.
Determine a solution formed by mixing of h2so4 and hocl : Consider a solution formed by mixing 30.0 mL of 0.100 M H2SO4, 24.5 mL of 0.100 M HOCl, 25.0 mL of 0.200 M NaOH, 25.0 mL of 0.100 M Ca(OH)2, and 10.0 mL of 0.150 M KOH. Calculate the pH of this solution.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain glucose oxidation in the human body

Glucose oxidation in the human body releases 6 mol of carbon dioxide per mole of glucose. How many moles of glucose are required to produce the amount of carbon dioxide

  Explain balanced equations for the reaction of anthracene

Balanced equations for the reaction of resorcinol in water, resorcinol in toluene, and resorcinol in hexanes. Balanced equations for the reaction of anthracene in the same three solvents.

  What would the new volume of the gas be

A sample of hydrogen occupies a volume of 1.20 liters at a pressure of 425 kilapascals. If the temperature of the gas is constant, what would the new volume of the gas be at 615 kilapascals?

  What is the ph of the solution

what is the ph of the 0.20 M NH3/0.20 M NH4Cl buffer after the addition of 10.0 ml of 0.10M HCl to 65.0 ml of the buffer.

  Explain what is its vapor pressure at 22.0°c

Methanol, CH3OH, a colorless, volatile liquid, was formerly known as wood alcohol. It boils at 65.0°C and has a heat of vaporization of 37.4 kJ/mol. What is its vapor pressure at 22.0°C

  If a sodium hydroxide solution were added to a solution

if a sodium hydroxide solution were added to a solution containing leadii ions sodium ions nickelii ions and potassium

  Explain what is the predicted number of 13c nmr peaks

What is the predicted number of 13C NMR peaks for methylcyclopentane and 1,2-Dimethylbenzene respectively

  Depict the expanded structural formula for the drug

draw the expanded structural formula for the drug. Pick one amino acid ionic group that can bind with the drug.

  In the fermentation of glucose wine making a volume of 780

in the fermentation of glucose wine making a volume of 780 gas was produced at 37 and

  Explain the pressure inside an automobile tire

What final temperature in OC is required for the pressure inside an automobile tire to increase from 2.15 atm at 0OC to 2.37 atm assuming the volume remains constant

  Explain standard thermodynamic values to predict

Use a table of standard thermodynamic values to predict the standard cell potential at 81 C: Cu(s)|CuSO4||AgNO3|Ag(s) Assume that the values of delta H and delta S are independent of temperature.

  State energy is released in the form of heat

Which of the following factors increase the likelihood that a reaction will be spontaneous? 1. Energy is released in the form of heat. 2. A liquid is generated from a solid

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