Explain a buffer that contains of acid

Assignment Help Chemistry
Reference no: EM13233088

A buffer that contains 0.500 M of acid, HY and 0.274 M of its conjugate base Y-, has a pH of 5.14. What is the pH after 0.0457 mol of Ba(OH)2 are added to 0.670 L of the solution?

Reference no: EM13233088

Questions Cloud

Write program take input and test scores : I need a program that allows me to... 1. Input students test scores(Tests, Quizzes, Classwork, and Homework) stored in dynamically declared arrays and PPS weights given to each score
Explain 1-propanol is used as the reaction solvent : Why do you suspect that 1-propanol is used as the reaction solvent (Base-Catalyzed Dehydrochlorination of 2-Chloro-2-methylbutane), rather than the more common ethanol
Describe the keratin family : Overview the keratin family. Things like how many proteinsare in this family (names, locations), what they do, which tissues express them
Write a program that reads in four numbers from the user : Write a program that reads in four numbers from the user (allowing for decimal values) and calculate the sum, average, and product of these four values
Explain a buffer that contains of acid : A buffer that contains 0.500 M of acid, HY and 0.274 M of its conjugate base Y-, has a pH of 5.14. What is the pH after 0.0457 mol of Ba(OH)2 are added to 0.670 L of the solution
What implications does have for conduct of monetary policy : look up for the numbers of the M1, M2 and M3 monetary aggregates in the European central bank euro area statistic for the most recent last-year period since the outburst of the global financial crisis.
Describe the hypothetical : Anyone have an idea for a hypothetical grant proposal on microbial physiology? I am leaning towards the area of Na+ dependent motility and effect on virulence
Determine the monthly charges for checking accounts : he billing department at the bank has asked for your team's help. They want to develop a program that will determine the monthly charges for checking accounts.
Define money as equal to the total amount of debt in economy : suppose that a researcher discovers that a measure of the total amount of debt in the U.S economy over the past 20 years was a better predictor of inflation and the business cycle than M1 or M2.

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the specific heat of substance

Initially A sample of a substance of 23.43 g weight has temperature 24.2 °C then it absorbs heat and reached to temperature 122.0 degree Celsius; calculate the specific heat of this substance if it absorbs 2167 joule heat

  Calculate the expected change in temperature

calculate the expected change in temperature for 4.5 g of NH4NO3 dissolved in 100.0 mL of H20. Assume that the calorimeter absorbs no heat. (ie. Ccal=0)

  What is the ph of this buffer

A buffer solution is prepared by mixing 0.500 L of 1.50 M HF and 0.400 L of 0.95M KF. What is the pH of this buffer? [Ka(HF) = 6.30 × 10-4]

  Compute the volume of carbon dioxide

Calculate the volume of carbon dioxide at 20.0 C and .960 atm produced from the complete combustion of 3.50 kg of methane. Compare your result with the volume of CO2 produced from the complete combustion of 3.50 kg of propane (C3H8)

  What mass of calcium metal could be obtained

What mass of calcium metal could be obtained from one kg of limestone that is 50.0% pure CaCO3?

  Compute the equilibrium constant for the reaction

Given the thermodynamic data in the data table below, calculate the equilibrium constant for the reaction: 2SO2 (g) + O2(g/0 2SO3(g), Substance Delta Hf (kj/mol) Delta S (J/K *mol)

  Determine the number of bromine molecules

A flask contains 0.120 mol of liquid bromine, rm Br_2. Determine the number of bromine molecules present in the flask.

  Describe a particular reaction at several temperatures

Several rate constants were measured for a particular reaction at several temperatures. It was found that k = 0.0173 at 923 K, and k = 0.00919 at 773 K. What is the activation energy, Ea , for this reaction?

  How much pv work is done

How much PV work is done (in kilojoules) and what is the value of deltaE (in kilojoules) for the reaction of 6.50g of acetylene at atmospheric pressure if the volume change is -2.80 L?

  Explain the hazards associated

Explain the hazards associated with 1.0 moles of Ch3COOH solution, 0.10 moles of BaCL2 sloution, and 0.10 moles Na2C2O4 solution?

  Determine the equilibrium concentration of pb2+(aq)

A pipette is used to add 46 mL of 0.3 M Pb(NO3)2 to a 273.0 mL solution of 0.3 M NaF. Determine the equilibrium concentration of Pb2+(aq) in the final solution. Ksp(PbF2)=3.6E-8

  What mass of sucrose should be combined

What mass of sucrose should be combined with 461 g of water to make a solution with an osmotic pressure of 8.85 atm at 310 K? (Assume the density of the solution to be equal to the density of the solvent.)

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