User Account

All Pages

Calculate the ph after addition

Assignment Help Chemistry
Reference no: EM131183992

A 10.00-mL sample of 0.1000 M KH2PO4was titrated with 0.1000 M HCl. Kafor phosphoric acid (H3PO4): Ka1= 7.50x10-3; Ka2=6.20x10-8; Ka3= 4.20x10-10. Calculate the pH after addition of 10.00 mL of HCl to the KH2PO4solution? 

Reference no: EM131183992

Questions Cloud

How would these taxes affect different groups of people : What goods and services do you think should be subjected to excise taxes? How would these taxes affect different groups of people?
Ph at the first equivalence point of the titration : Consider a the titration of 2.0 M sulfurous acid(H2SO3) with 2.0 M NaOH. What is the pH at the first equivalence point of the titration?
What is meant by the terms career and career development : Define Human Resource Development, its scope and illustrate how important it is to the organisation.- Explain what is meant by the terms ‘career' and 'career development'?
Change about the structure of taxation in the united states : Do you think it is necessary for the United States to have so many different types of taxes? What would you change about the structure of taxation in the United States?
Calculate the ph after addition : A 10.00-mL sample of 0.1000 M KH2PO4was titrated with 0.1000 M HCl. Kafor phosphoric acid (H3PO4): Ka1= 7.50x10-3; Ka2=6.20x10-8; Ka3= 4.20x10-10. Calculate the pH after addition of 10.00 mL of HCl to the KH2PO4solution?
Explain the differences in tax policies : Compare the tax policies of the area in which you live to a neighboring state or country? What factors do you think explain the differences in tax policies?
Appropriate half-reactions : You have a piece of zinc metal and copper metal. Additionally, you have a salt bridge and 1.0 M solutions of zinc nitrate and copper (II) nitrate. You construct a galvanic cell. What will be the anode? What will be the cathode? Write appropriate h..
What is the minimum voltage : How many grams of iron can be produced (plated out) by applying a 3.65 amp current for 87.0 minutes to a solution containing Fe3+ ions? What is the minimum voltage that must be applied for this for this to work? How do you know?
Do you think different income groups should pay in taxes : Do you think the current tax system in the United States is too progressive, about right, or not progressive enough? How much do you think different income groups should pay in taxes?

Reviews

Write a Review

Chemistry Questions & Answers

  How many geometrical isomers could rh(py)3cl3 have

Problem- How many geometrical isomers could [Rh(py)3Cl3] have? Note: py is the abbreviation for the pyridine ligand. Draw them. Are any isomers chiral?

  State frank and oswalt report a molar absorptiity

Frank and Oswalt report a molar absorptiity of 4700 L mol ^-1 cm ^-1 for the thiocyanatoiron (III) ion.

  Explain what is the atomic mass of the element

An unknown element has two naturally occurring isotopes. Isotope 1 has a mass of 120.0 amu and an abundance of 40%. Isotope 2 has a mass of 122.0 amu. What is the atomic mass of the element

  Explain how many zinc atoms are used in the coating

The surface area of the nail is 8.59 cm. The density of the zinc is 7.13 g/cm3 how many zinc atoms are used in the coating?

  Compute the freezing point and boiling point

Volume after mixing is 131mL. Kf=1.86 C/m -- Kb=0.512 C/m Calculate the freezing point and boiling point?

  Explain a cylinder of compressed gas rolls off a boat

A cylinder of compressed gas rolls off a boat and falls to the bottom of a lake. Eventually it rusts and the gas bubbles to the surface. A chemist collects a sample of the gas with the idea of trying to identify the gas.

  Compute the freezing point of each of the solution

Calculate the freezing point of each of the solution 0.220 g C12H22011 of sucrose, , a nonelectrolyte, dissolved in 1.75 kg of water.

  Define which is the correct formula for nickel (ii) nitrate

While forming monatomic ions, halogens gain electrons to become isoelectronic with the next noble gas. Explain what is the charge on the iodide ion. Define which is the correct formula for nickel (II) nitrate

  Calculate the partial pressures of a, b

Problem- After equilibrium has been reached, the pressure of C is temporarily increased to 1.500 atm. Calculate the partial pressures of A, B, and C after equilibrium has been reestablished.

  Explain what is the internal energy change in sublimation

Explain what is the internal energy change in the sublimation of ice at 273.15k vibrational energy gas phase approx = solid phase. Usublimation= solid H2O --> Gas H2O

  State change in enthalpy for the following specific reaction

Heat evolved per mole of Mg 6) Change in enthalpy for the following specific reaction. Be sure to indicate the correct sign (- or +) for the change in enthalpy. Mg(s) + 2H(aq)===>Mg(aq)+H2(g)

  Explain analytical method for components a and b

Slope a is greater than b. What can you conclude regarding the sensitivity of used analytical method for components A and B

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd