Compute the value of pka for the acid ha

Assignment Help Chemistry
Reference no: EM13679649

A monophonic acid, HA is dissolved in water: The equilibrium concentrations of the reactants as well as products are [HA] = 0.170 M [H ] = 2.00 × 10-4 M [A-] = 2.00 × 10-4 M Compute the value of pKa for the acid HA.

Reference no: EM13679649

Questions Cloud

State manganese(iii) hydroxide produced will oxidize iodide : Dissolved oxygen in water will oxidize an alkaline suspension of Mn(OH)2 to Mn(OH)3: O2(g) + 4Mn(OH)2 + 2H2O = 4Mn(OH)3 Upon being acidified the manganese(III) hydroxide produced will oxidize iodide to iodine,
Explain what would be the ratio of the unprotonated : Its solubility in urine depends on the relative amount of protonated as well as unprotonated forms. A urine sample was found to have a pH of 5.35. Explain what would be the ratio of the unprotonated form, A- to the protonated form, HA for uric acid..
Compute the weight-volume percentage of naocl in the sample : An unmeasured surplus of KI was added to a 20.00-mL aliquot of the diluted sample the iodine liberated in the reaction OCl- + 2I- + 2H = I2 + Cl- + H2O needed 34.50mL of 0.0409 M Na2S2O3. Compute the weight-volume percentage of NaOCl in the sample..
The concentration of ascorbic acid in milligrams per 100ml : A 5.00-mL sample of filtered orange juice was treated with 50.00mL of excess 0.01023 M I2. After the oxidation was complete 13.82mL of 0.07203 M Na2S2O3 was required to reach the starch indicator end point. Report the concentration of ascorbic aci..
Compute the value of pka for the acid ha : A monophonic acid, HA is dissolved in water: The equilibrium concentrations of the reactants as well as products are [HA] = 0.170 M [H ] = 2.00 × 10-4 M [A-] = 2.00 × 10-4 M Compute the value of pKa for the acid HA.
Compute equilibrium be at constants being too high : Will the equilibrium concentration of Fe3+ be too high, too low, or unaffected. Explain. Will the compute equilibrium be at constants being too high, too low or unaffected. Explain.
Depict the organic product of the acid-base reaction : Depict the organic product of the acid-base reaction between the species shown below. Two equivalents of -OH are used.
Compute the volume of 0.20 m naoh required : Compute the volume of 0.20 M NaOH required bringing the pH of 20mL of 5% acetic acid to 4.74, the pKa of acetic acid
Compute the concentrations of h3po4 : A phosphate buffer solution contains 0.08 M K2HPO4 and 0.12 M KH2PO4. pKa values for H3PO4 are 2, 6.8, and 12.2. Compute the concentrations of

Reviews

Write a Review

Chemistry Questions & Answers

  State dark glass bottle of chemicals is found in cleaning

A dark glass bottle of chemicals is found in cleaning out an old basement. Part of the label has been eaten away with age. Only the last part of the label is readable.

  Explain the working buffer solution was warmed

The working buffer solution was warmed to 30oC and the pH of this solution was determined to be 8.03. What is the pKa of Tris under these conditions

  What is the molarity of chlorine ion in the final solution

a solution is prepared by adding 1.60 grams of solid NaCl to 50ml of 0.100M CaCl2. what is the molarity of chlorine ion in the final solution? assume that the volume of the final solution is 50ml

  Find ratio of the atomic mass of silicon to hydrogen if

find ratio of the atomic mass of silicon to hydrogen if every 100g of sih4 contains 87.45g of si and 12.55g of h.some

  Explain what was the potential versus sce

A corrosion potential of -0.299 V versus SCE was measured for a corroding alloy. what was the potential versus SCE

  Explain the common anion is the nitrate ion

which you might separate (a) K+ from Ag+, (b) Ba2+ from Pb2+, (c) NH4+ from Ca2+, and (d) Ba2+ from Cu2+. All cations are assumed to be in aqueous solution, and the common anion is the nitrate ion.

  How many unit cells are in exactly 1 cm3

How many unit cells are in exactly 1 cm3?

  The concentrations of ha and hb is extracted with n-octanol

Two weak acids, HA (pKa=3.0) and HB (pKa=5.0) have equal partition coefficients for extraction from water to n-octanol. an aqueous solution with equal concentrations of HA and HB is extracted with n-octanol

  Explain what is the molar solubility of silver chromate

What is the molar solubility of silver Chromate in a solution of 0.20 M silver nitrate? Ksp for silver Chromate is 1.1 x 10^-12.

  What is the new volume of the gas

The volume of a gas is 93 mL when the temperature is 91 C. if the temperature is reduced to 0 C without changing the pressure, what is the new volume of the gas

  Calculate gibbs free energy and determine the type of

calculate gibbs free energy and determine the type of thermodynamic reaction.n2gnbsp 3h2gnbsplarrrarr 2nh3gnbsp

  A generic salt ab has a molar mass of 243 gmol and a

a generic salt ab has a molar mass of 243 gmol and a solubility of 8.90 gl at 25 c what is the ksp of this

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