How to determine the minimum concentration of koh

Assignment Help Chemistry
Reference no: EM13506280

Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case.

A: 2.0*10-2 M CaCl2

B. 2.4*10-3 M Fe(NO3)2

C. 1.8*10-3 M MgBr2

Reference no: EM13506280

Questions Cloud

Location in a social stratification system : List and explain the four (4) forms of capital the author will use throughout the text to help determine people's location in a social stratification system
About the natural and social world : Explain how you know what you know; what is the structure and body of knowledge that informs you about the natural and social world? Is it "common sense," a theology, science, or perhaps astrology?
Compute the magnification of the mirror : An object is placed 5 cm in front of a spherical mirror. A virtual image is formed 10 cm behind the mirror. What is the magnification of the mirror
What do early management principles leave out : What do early management principles leave out?
How to determine the minimum concentration of koh : Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case.
Profit organization such as rain forest : Describe how you think new harvest benefits from alliances with not for profit organization such as rain forest
Define ethnocentrism : Define ethnocentrism. Explain and give two examples of how ethnocentrism can adversely impact and individual's ability to interact with coworkers who are from different racial and ethnic groups
Calculate the radiation force on the disk : A disk 1.0cm in diameter is located 2.5 m from a 100-W light bulb. The surface of the disk is a perfect reflector, Calculate the radiation force on the disk
Explain what is the ph of a solution dissolving two aspirin : The active ingredient of aspirin is acetylsalicylic acid, a monoprotic with a ka = 3.3 x 10 raised to -4 power. What is the pH of a solution dissolving two aspirin tablets, each containing 325 mg of acetylsalicylic acid, in 250 ml of water

Reviews

Write a Review

 

Chemistry Questions & Answers

  What mass of rain falls (in kg) on the lawn

If a raindrop weighs 57 mg on average and 5.1 X 10^5 raindrops fall on a lawn every minute, what mass of rain falls (in kg) on the lawn in 1.5 hours?

  Explain the osmotic pressure of a aqueous solution

The osmotic pressure of a aqueous solution of a given polymer with mass concentration 0.300 g/mL is 10.0 torr at 298 K. Estimate the molar mass of the polymer.

  What term describes solution in solute concentration exceeds

What term describes a solution in which the solute concentration exceeds its equilibrium concentration under the prevailing conditions?

  Explain at a certain temperature calculate kc

At a certain temperature, 0.920 mol of SO3 is placed in a 2.00-L container.At equilibrium, 0.170 mol of O2 is present. Calculate Kc

  Explain octane are constituents of gasoline

Heptane (C7H16) and octane (C8H18) are constituents of gasoline. At 80.0 ?C, the vapor pressure of heptane is 428 mmHg and the vapor pressure of octane is 175 mmHg.

  State gas is added with no change in volume

If 0.130 mol a third gas is added with no change in volume or temperature, what will the total pressure become?

  Compute the ph after the amounts of naoh

Calculate the pH after the following amounts of NaOH are added. A) 0mL NaOH added( before the titration started)

  Define the reaction of a phenol and an anhydride

Asprin, whose structure can be found in the introduction, can be made from the reaction of a phenol and an anhydride. Give the phenol and anhydride that could be used to make aspirin?

  Compute the number of moles in the sample

container at a temperature of 47C exerts a pressure of 6.3 atm. Calculate the number of moles in the sample

  Draw the lewis structure of the molecule

Draw the Lewis structure of the molecule, assuming that the Cl atoms bond to a single C atom and that there is a C -C bond and two C - O bonds in the compound.

  What was the final temperature of the gold

A 4.10 g nugget of pure gold absorbed 274 J of heat. What was the final temperature of the gold if the initial temperature was 27.0°C? The specific heat of gold is 0.129 J/(g·°C).

  Explain what are the structures of the products

What are the structures of the products that would be expected to be obtained on hydration of 1-octyne and 2-octyne?

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