Evaluate concentration of chromate ion

Assignment Help Chemistry
Reference no: EM13505770

calculate concentration of chromate ion (CrO4) in a 0450 M solution of chromic acid (H2CrO4). (for chromic acid, Ka = .18, Ka2 = 3.2 x 10E-7)

Reference no: EM13505770

Questions Cloud

Compute break-even point using mathematical equation : Compute the break-even point in units using the mathematical equation.
State invent a salt which has a weak acid : Identify invent a salt which has a weak acid as it's cation and a weak base as its anion so that the salt would yield an acidic solution in water.
How far will the cannonball travel horizontally : A cannonball is fired out of a cannon at [50] m/s at [45] degrees above horizontal, on level ground. How far will the cannonball travel horizontally
Write a newspaper column on taxation : Lawyer plans to write a newspaper column on taxation in order to educate the public
Evaluate concentration of chromate ion : calculate concentration of chromate ion (CrO4) in a 0450 M solution of chromic acid (H2CrO4). (for chromic acid, Ka = .18, Ka2 = 3.2 x 10E-7)
Calculate polks manufacturing cost per unit : Calculate Polks manufacturing cost per unit for 2012 - Manufacturing cost per unit - The parts of this question must be completed in order
Determine the maximum height that he reaches : A daredevil on a motorcycle leaves the end of a ramp with a speed of 39.0 m/s. what is the maximum height that he reaches
Evaluate the concentration of the base : Having an initial concentration of an acid of 2.69*10^-4 and having volumes at the equivalence point of 22.38mL and 21.27mL, Calculate the concentration of the base of 0.10 M NaOH
Explain solutions from 6.0 m solution of acetic acid : How will you prepare the following solutions from 6.0 M solution of acetic acid? Give exact details. Assume that a 10-mL graduated cylinder (in which volumes can be read to the nearest 0.1 mL) and a 100-mL graduated cylinder are available.

Reviews

Write a Review

Chemistry Questions & Answers

  Define preferred technique to purify high boiling liquids

what is steam distillation and why is it a preferred technique to purify high boiling liquids that are water-insoluble

  Calculate the moles of aluminum ions present in 2500 g

calculate the moles of aluminum ions present in 250.0 g aluminum oxide. acetaminophen a common aspirin substitute has

  Calculate the mass percent of ethane in the original mixture

A 9.775 g. gaseous mixture contains ethane (C2H6) and propane (C3H8). Complete combustion to form carbon dioxide and water requires 1.120 mol of oxygen. Calculate the mass percent of ethane in the original mixture.

  Evaluate the observed rotation of a mixture

Calcultae the observed rotation of a mixture of + and - tartaric acid containing 60% of the S isomer

  Calculate the average molecular weight of a gaseous

Calculate the average molecular weight of a gaseous mixture with the following composition on a mole % basis: CH4= 30%, H2= 10% and N2= 60%.

  Explain hydrocarbon chemistry problems

Hydrocarbon chemistry problems, For the compound, 1,2-dibromoethane, the most stable conformation would be

  Describe how many rads does a 81- kg human receive

how many rads does a 81- kg human receive each year from the approximate 10^-8 grams of 14 C naturally present in her body? (t 1/2 = 5,730 yr; each disintegration releases 0.156 MeV.)

  Write the nernst equation for the reaction

Write the Nernst equation for this reaction, and then replace the molality of H+ with a relation using Kw and the molality of OH-. Rearrange this expression to solve for pKw (=-logKw) in terms of the standard and measured cell potentials and the g..

  State hot methanol and then stored the recrystallization

hot methanol and then stored the recrystallization solution until the next lab period. What possible effect on your results due to this experimental error could take place?

  Compute the theoretical yield in grams of the precipitate

Calculate the theoretical yield in grams of the precipitate formed. 3. If the actual yield of the experiment was 90.5 mg, what is the % yield of Ag3PO4

  What is the rate constant of a first-order reaction

What is the rate constant of a first-order reaction that takes 288 seconds for the reactant concentration to drop to half of its initial value?

  Find out the number of moles of oxygen

Determine the number of moles of oxygen that would be needed to completely combust 0.0350 moles of benzene

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