Compute the ph and poh of a solution

Assignment Help Chemistry
Reference no: EM13238461

Calculate the pH and pOH of a solution prepared by adding 10.0 mL of a 14.8 M KOH solution to 200 mL of water, then adding water until the volume of the solution is exactly 250 mL.

Reference no: EM13238461

Questions Cloud

Compute the molarity of ammonium bromide solution : Calculate the molarity of ammonium bromide solution. Use the molarity of the solution to find the mass of ammonium bromide in 1.00 L of this solution.
Determine the best price to charge for locker rentals : As manager of Citywide Racquet Club, you must determine the best price to charge for locker rentals. Assume that the (marginal) cost of providing lockers is 0. The monthly demand for lockers is estimated to be Q = 100 - 2P
Define negative result when treated with the tollens reagent : Compound B gave a positive 2,4-dinitrophenylhydrazine test, but a negative result when treated with the Tollens reagent. However, B did give a positive iodoform test. The 1H NMR spectrum for Compound A showed the following
Compute the mass of cuso4 in the new hydrate : The recovered CuSO4•5H2O was then heated for 20 minutes at 120°C. The mass of the new hydrate was 2.17g. (The molar mass of H2O = 18.015 g/mol, and the molar mass of CuSO4= 159.61g/mol) Calculate the mass of CuSO4 in the new hydrate (CuSO4•XH2O).
Compute the ph and poh of a solution : Calculate the pH and pOH of a solution prepared by adding 10.0 mL of a 14.8 M KOH solution to 200 mL of water, then adding water until the volume of the solution is exactly 250 mL.
Compute the concentration of silver necessary to begin : Calculate the concentration of silver necessary to begin precipitation of AgCl from a solution in which the Cl concentration is 7.4e-4 M.
Explain what is the minimum amount of nacl : what is the minimum amount of NaCl needed to get the 18.2 degrees? Its a molality equation
Describe what is the socially optimal decision : a) Under a strict divorce law that requires both the husband and wife to agree to the divorce in order for it to happen, will the couple stay married why b)If there is no divorce law and either the husband or wife can end the marriage
Determine what is the socially optima number of trains : Consider a railroad is next to a farm.Each time the train passes by the farm,sparks from the train fly into the farm and destroy some of the crop.The following gives the marginal cost of the train that pass the farm on one month.

Reviews

Write a Review

Chemistry Questions & Answers

  State water and titrated to reach the equivalence point

dissolved in 100.0 mL water and titrated with 0.500 M NaOH; it takes 45.1 mL to reach the equivalence point. What is the molecular mass (g/mol) of pyruvic acid?

  Explain assign absolube stereochemistry

assign absolube stereochemistry (R or S) to each of the stereocenters in (+)menthol

  Explain the results you would expect to see for each ion

A solution is known to contain Bi3+ ion or Cd2+ ion or both. Describe the test(s) that could be used to seperate and identify these ions. Describe the results you would expect to see for each ion, if that ion were present.

  Explain methyl formate and ethyl format

Formic acid, HCHO2, is used to make methyl formate (a fumigant for dried fruit) and ethyl formate (an artificial rum flavor). Ka= 1.7e-4. What is the pH of a 0.39 M solution of formic acid?

  Compute the collision frequencies and hydrogen is component

Calculate the collision frequencies z12 and z21, where hydrogen is component 1 and chlorine is component 2. Given: d1=0.272nm and d2=0.544nm.

  Compute the height if the temperature of the waterfall

Suppose Joule encountered the waterfall at Niagara Falls. Calculate the height if the temperature difference between the top and bottom of the waterfall is 0.20° F.

  State concentrated aqueous hydrochloric acid

concentrated aqueous hydrochloric acid, the major product obtained was 4-chloro-3,4-dimethyl-2-phenylhexane. Show the mechanism for this reaction.

  Define the heat of vaporization of a substance

The heat of vaporization of a substance is 2800 J/g at its boiling point of 219 degree C. How much of this substance can be vaporized if 62800 J energy are available?

  State equations describing freezing-point depression

Why is molality used in the equations describing freezing-point depression and boiling-point elevation? Explain in detail and explain the reason why molarity is nto used.

  Explain the h atom and be3+ ion

Which set of the following choices contains all the true statments and none of the false statements? a) The H atom and Be3+ ion each have one electron. Their line spectra are identical.

  How many moles of oh- are present

0.2 M HCl is used to neutralize 20 mL of 0.35 M NaOH. a. How many moles of OH- are present?

  How much sodium 24 will remain

sodium 24 has a half life of 15 hours. how much sodium 24 will remain from a 10.0-g sample after 60 hours?

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