Calculate the percentage of ionization of nitrous acid

Assignment Help Chemistry
Reference no: EM13525214

Calculate the % ionization of nitrous acid (HNO2) in a solution that is 0.222M in nitrous acid and 0.278M in potassium nitrite (KNO2). Ka for nitrous acid= 4.50 times 10^-4

Reference no: EM13525214

Questions Cloud

Define what is the molar strength of the acid : You are asked to determine the strength of an acid by titration with NaOH. Exactly 50.0 ml of the acid are titrated with 0.300M NaOH and the equivalence point is reached at exactly 20.0 ml of NaOH. What is the molar strength of the acid
Determine the total rate of heat loss from the surface : A 3-m2 hot black surface at 80°C is losing heat to the surrounding air at 25°C by convection with a convection heat transfer coefficient of 12 W/m2.°C, Determine the total rate of heat loss from the surface
Evaluate the heat released when water at 0 degrees : Calculate the heat released when 25.0 g of water at 0 degrees C crystallizes to ice at the same temp. The specific heat of water is 1.00 cal/(g *degrees C); the heat of fusion is 80.0 cal/g and the heat of vaporization is 540.0 cal/g
Net operating income of dropping product : The companys accounting system, what is the net operating income earned by product S85U and what would be the effect on the companys overall net operating income of dropping product S85U
Calculate the percentage of ionization of nitrous acid : Calculate the % ionization of nitrous acid (HNO2) in a solution that is 0.222M in nitrous acid and 0.278M in potassium nitrite (KNO2). Ka for nitrous acid= 4.50 times 10^-4
Find what is the dielectric constant of the dielectric : A parallel plate capacitor has a capacitance of 8.5 µF when filled with a dielectric. What is the dielectric constant of the dielectric
Calculate the magnitude of the electric field : An object of mass m = 2.3 g and charge Q = +48 µC is attached to a string and placed in a uniform electric field that is inclined at an angle of 30.0° with the horizontal. Find the magnitude of the electric field
Define what volume of potassium hydroxide is required : If 1.020g of KHC8H4O4 (204.23g/mol) is completely neutralized with 0.200 M KOH, what volume of potassium hydroxide is required. KHC8H4O4(aq) + KOH(aq) -(arrow to the right) K2C8H4O4(aq) + 2 H2O(1)
How much must ursula include in income relative to premiums : What amount can USA Corporation deduct for premiums attributable to Ursula and how much must Ursula include in income relative to the premiums paid?

Reviews

Write a Review

Chemistry Questions & Answers

  A 3500 ml sample of naoh solution is titrated to an

a 35.00 ml sample of naoh solution is titrated to an endpoint of 14.76 ml 0.4122 m hbr solution. what is the molarity

  Calculate the concentration of co ppm in the stack

a mixture of 70 mole propane and 30 mole hydrogen is burned with 30 excess air. fractional conversions of 90 of the

  Assume that a reaction takes place at 295 k and 305 k what

the rate constant of some reaction double with 10 degree rise in temperature. assume that a reaction takes place at 295

  Define how many ml of 0.25 n of naoh will be used to titrate

How many mL of 0.25 N of NaOH will be used to titrate 0.348g of primary standard KHP, C6H4COOK . COOH?

  State moles of acid can the antacid counteract per gram

solution is needed to just neutralize excess acid after 20 mL of 0.500 M HCL was added to 1.00 g of the antacid, how many moles of acid can the antacid counteract per gram?

  Compute delta u for the process

C=3R/2 Express your answer to three significant figures and include the appropriate units. part c Calculate delta U for this process, assuming that . c=3R/2 Express your answer to three significant figures and include the appropriate units part d ..

  Explain which reactant remains in excess and in what mass

If a mixture containing 27.76 g each of NH4Cl and Ca(OH)2 is heated, how many grams of NH3 will be produced. Which reactant remains in excess, and in what mass

  Calculate gibbs free energy and determine the type of

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

  Explain how to preparing an equal volume of khp solution

In preparing solutions of the unknown acids, a much smaller mass of acid is used than in preparing an equal volume of KHP solution to achieve about the same concentration. Why is this

  Define anhydrous ethyl alcohol

A Researcher reads directions that call for addition of 25.0 mL of anhydrous ethanol (ethyl alcohol). From among the bottles in the lab, which one should she select

  Evaluate how many gallons of the strong vinegar

Calculate how many gallons of the strong vinegar would need to be added to the 10,000 gallons of the weak vinegar to obtain a solution that is the appropriate 5.10% acetic acid by mass.

  Determine the mean percent recovery of the spike

Pure water containing no arsenic was spiked with .40micrograms arsenate/L. Seven replicate determination gave .39 ,.40, .39, .41, .36, .35,.and .39 microgram/L. Find the mean percent recovery of the spike and the concentration detection limit

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