Explain what percent of the acid has dissociated

Assignment Help Chemistry
Reference no: EM13531395

The pH of a 2.1 M solution of a weak acid, HA, at 298K is 1.85. What percent of the acid has dissociated?

Reference no: EM13531395

Questions Cloud

Adjusting entries are required at the end of the period : Adjusting Entries are required at the end of the period to ensure
A patient with numerous food allergies : A patient with numerous food allergies was found to have a defect in TGF-beta production. Why might these two issues be related and what other problems might this patient develop?
Find the minimum coefficient of friction that will sliding : A flat (unbanked) curve on a highway has a radius of 220 m. A car rounds the curve at a speed of 18.0m/s. What is the minimum coefficient of friction that will prevent sliding
Examples of environment and molecular-gene expression : ill talk about gene expression, who discovered it, andmore detail what it does and why an how . then will talkabout molecular and environmental examples that influanceexpression of gene/
Explain what percent of the acid has dissociated : The pH of a 2.1 M solution of a weak acid, HA, at 298K is 1.85. What percent of the acid has dissociated
Hunter and warren form tan corporation : Hunter and Warren form Tan Corporation. Hunter transfers equipment (basis of $210,000 and fair market value of $180,000), and Warren transfers land (basis of $15,000 and fair market value of $150,000) and $30,000 cash. Each receives 50% of Tan'..
What is its speed when it returns to you : You are working for a shipping company. Your coworker is supposed to grab the packages as they arrive at the top of the ramp. But she misses one and it slides back down. What is its speed when it returns to you
Explain what is the concentration of the di-anion : 0.40 moles of a diprotic acid, H2A, is dissolved in 250 mL of water. The Ka1 of this acid is 1.0 x 10E-5 and Ka2 is 1.0 x 10E-9. What is the concentration of the di-anion, [A^2-], in this solution (in M)
Reality of e-learning from the perspective of students : The reality of e-learning from the perspective of students first level Management information systems department at the University of Hail

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the group 12 element whose chemistry is different

Two of the Group 12 elements exhibit very similar chemistries to one another, while the chemistry of the third is somewhat different. Identify the Group 12 element whose chemistry is different from the other two Group 12 elements.

  Find the percent composition of a compound

find the percent composition of a compound that contains 1.94g of C, 0.48-g of H and 2.58-g of S in a 5.00-g S sample of the compound

  Compute the vapor pressure of a solution

Calculate the vapor pressure of a solution prepared by dissolving 70.0 g of naphthalene, C10H8 (a nonvolatile nonelectrolyte), in 220.0 g of benzene, C6H6, at 20°C. Assume the solution is ideal. The vapor pressure of pure benzene is 74.6 torr at 2..

  Explain what was the mass percentage of the chloride

An excess of aqueous silver nitrate, AgNO3 was added to precipitate the bromide ion as silver bromide. If 8.00g of the soluble salt produced 2.00g of silver bromide, what was the mass percentage of the chloride in the sample?

  Depict structural formulas for the organic product

Draw structural formulas for the organic product(s) formed when the following compound is heated at reflux in an excess of concentrated HI

  Explain how many grams of naoh are needed to produce

How much heat would be given off per mole of NaOH if 4.6g of NaOH dissolves to give off 755J of heat? b)How many grams of NaOH are needed to produce 88 kJ of heat? Please explain the steps to get the answer

  An ice cube tray holds 455 g water if the water initially

an ice cube tray holds 455 g water. if the water initially has a temperature of 33degc how many kilojoules of heat must

  Explain combustible mix is called the lower flammable limit

The minimum volume % of vapor that gives a combustible mix is called the lower flammable limit (LFL). Generally, the LFL is about half the stoichiometric mixture, the concentration required for complete combustion of the vapor in air.

  Calculate the amount of heat liberated

Calculate the amount of heat liberated (in kJ) from 399 g of mercury when it cools from 73.0°C to 12.0°C.

  Explain acidic to be extracted into aqueous sodium hydroxide

Carboxylic acids and phenols can be separated by chemically active extraction if the pH of the aqueous layer is properly chosen. Phenols are sufficiently acidic to be extracted into aqueous sodium hydroxide

  Explain the sun produces energy via fusion

The sun produces energy via fusion. One of the fusion reactions that occurs in the sun is How much energy in joules is released by the fusion of 3.06 of hydrogen-1

  Explain how many grams of pyridine and aqueous solution

How many grams of pyridine are there in 100 mL of an aqueous solution that has a pH of 9.00? The Kb for pyridine is 1.9x10^-9

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