What is the concentration of hydrogen ions

Assignment Help Chemistry
Reference no: EM13162974

What is the concentration of hydrogen ions in a solution containing 0.321 M HOCN (cyanic acid) and 0.223 M (NaOCN) (sodium cyanate)? The ionization constant of cyanic acid is 3.5 × 10-4.

Answer in units of M

Reference no: EM13162974

Questions Cloud

How many total moles of ions are released : how many total moles of ions are released when each of the follwing samples dissolves completely in water?
Provide the exact acid-base reaction : Using a flow diagram, show the separation of a mixture containing p-bromoacetanilide, N-cyclopentyl-N-methyl-N-propylamine (N mean the group is attached to the nitrogen of the amine and m-nitrophenol. Specify the organic solvent and aqueous soluti..
Find the slope of the budget line : What is the slope of the budget line and does this change depending on which combination of goods is purchased?
State graphite is a semi-metal composed of sheets : Graphite is a semi-metal composed of sheets of fused benzene rings. There are no bonds between sheets, only van der Waals interactions
What is the concentration of hydrogen ions : What is the concentration of hydrogen ions in a solution containing 0.321 M HOCN (cyanic acid) and 0.223 M (NaOCN) (sodium cyanate)? The ionization constant of cyanic acid is 3.5 × 10-4.
What is the molecular formula of this compound : Analysis of a carbohydrate showed that it consisted of 40.0 % C, 6.71 % H and 53.3 % O by mass. Its molecular mass was found to be between 140 and 160 amu. What is the molecular formula of this compound?
Some alloys of early also late transition metals : Some alloys of early and late transition metals (e.g., ZrPt3) have much higher enthalpies of vaporization (per metal atom) than either of the pure metals
State metallic magnesium can be made by the electrolysis : Metallic magnesium can be made by the electrolysis of molten MgCl2. What mass of Mg is formed by passing a current of 6.40 A through molten MgCl2 for 4.90 days?
What would be the probable consequence of reporting : In a precipitate lab, if the step for digesting the precipitate were omitted, what would be the probable consequence of reporting the "percent limiting reactant" in the salt mixture? Explain.

Reviews

Write a Review

Chemistry Questions & Answers

  What is the ph at the half equivalence point

A 25.0 mL sample of a solution of the weak base aniline, C6H5NH2, requires 25.67 mL of 0.175 M HCl to reach the equivalence point. (Kb for aniline = 4.0 x 10-10)

  Compute the heat exchanger duty in kw

What is the latent heat of vaporization Tsat in kJ/mol? (Answers are 1366 kW and 28.4 kJ/mol) Please show work for good rating.

  What is the normal boiling point of mercury

Question enthalpy and entropy values are given and were asked to find boiling point of mercury

  Explian why is it necessary to first process the broccoli

Why is it necessary to first "process" the broccoli before preparing the test sample? What factors are affected that will adversely influence

  Determine the final concentration

Determine the final concentration if a 144-mL portion of that solution is diluted using water of 143 mL ?

  What volume of 2.811 m oxalic acid solution is needed

What volume of 2.811 M oxalic acid solution is needed to react to the equivalence point with a 5.090 g sample of material that is 92.10% NaOH

  What would the pressure of the "dry" gas be

If a gas is collected over water at 30.0oC in a 50.0 ml container and the pressure of the "wet" gas is found to be 645 torr, what would the pressure of the "dry" gas be in the same container and temp.

  What volume of carbon dioxide measured at stp

What volume of carbon dioxide measured at STP will be formed by the reaction of 1.43 mole of oxygen with 0.900 mole of ethyl alcohol?

  Calculate work done (in kj)

Calculate w (in kJ) when 390 g iron (III) oxide (MM = 159.7 g/mol) reacts with excess carbon to produce carbon dioxide gas at 426 K.

  Calculate the new volume

if 525 mL of gas at 25 degrees celcius is heated to 50 degrees celcius at constant pressure, calculate the new volume.

  How many grams of chromium will be plated

Chromium metal can be plated from an acidic solution of CrO3. CrO3(aq) + 6H+(aq) + 6e- Cr(s) + 3H2O How many grams of chromium will be plated by the passage of 19,300 C (coulombs).

  How many grams of aluminum metal are produced

when 9.8 g of aluminum oxide (Al2O3) decomposes, how many grams of aluminum metal are produced?

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