Explain what is the initial concentration of nacn

Assignment Help Chemistry
Reference no: EM13226320

What is the initial Concentration of NaCN required to produce 2.4x10^-4 M hydroxide at eqilibrium? The Kb for CN- is 2.0x10^-5

Reference no: EM13226320

Questions Cloud

How the discretionary benefits : please share your thoughts on how the discretionary benefits (the cost for which is significant) can best be used strategically to attract, retain and motivate employees.
Explain what species are present in the solution : Copper (II) sulfate dissolve sin water to form a blue solution. What species are present in the solution, ie, what is actually swimming around in the solution? Write the formulas.
Define energy diagram for the enthalpy of solution of nacl : Draw an energy diagram for the enthalpy of solution of NaCl given that the lattice energy is 773 kJ/mol, the enthalpy of hydration is -769 kJ/mol with an enthalpy of solution equal to 4 kJ/mol.
Identify what you perceive are two critical decisions : Identify what you perceive are two critical decisions MexiEnergy Inc. should take based upon the Risk Management and Assessment methods studied this semester. One paragraph per decision explained
Explain what is the initial concentration of nacn : What is the initial Concentration of NaCN required to produce 2.4x10^-4 M hydroxide at eqilibrium? The Kb for CN- is 2.0x10^-5
Explain what are the concentrations of hso4 : What are the concentrations of HSO4-, SO42-, and H+ in a 0.20 M KHSO4 solution? (Hint H2SO4 is a strong acid; Ka for HSO4- = 1.3x10-2)
Explain what is the ratio of acid to conjugate base : what is the pH of the buffer solution and what is the ratio of acid to conjugate base in order to decrease the pH by 1.00 unit from the value calculated of the buffer solution.
Discuss in the context of the incapacity of law : The Law of Contract is effective and able to protect the weaker party from the stronger one when a contract is being entered between them. Discuss in the context of the areas of law
How many days of use would battery be able to supply : Suppose a 12-V battery bank rated at 200 Ah under standard conditions needs to deliver 600 Wh over a 12-h period each day. If they operate at -10 Celsius, how many days of use would they be able to supply

Reviews

Write a Review

Chemistry Questions & Answers

  Explain hydroboration-oxidation reagents

There are several reagents that can be used to effect addition to a double bond including: acid and water, oxymercuration-demercuration reagents, and hydroboration-oxidation reagents

  State balance the reaction and for the redox reactions

For the following reactions, identify the type (combination, combustion, decomposition, displacement, methathesis [double-displacement)] neutralization), balance the reaction, and for the redox reactions identify the oxidizing agent and reducing a..

  Explain alkene with the maximum yield

Explain which you would choose as a starting material to prepare an alkene with the maximum yield.

  What is the pressure

What is the pressure in a 10.0 L cylinder filled with 0.470 mol of nitrogen gas at a temperature of 329 K ?

  Depict the structure of the geometric isomer

Draw the structure of the geometric isomer of 2-pentene that has the lower melting point.

  Compute the henry''s law constant for oxgen solubility

calculate the Henry's law constant for oxgen solubility in freshwater undr these conditions

  State colorless liquid with the properties of cyclohexane

A chemist isolates a colorless liquid with the properties of cyclohexane (M= 84.2 g/mol) from a petroleum sample.

  State procedure to prepare the analogous propoxy compound

If you wanted to adapt this procedure to prepare the analogous propoxy compound, how much propyl iodide would you have to use to carry out the reaction on the same scale?

  Explain the two methods for determing the volume

Describe the two methods for determing the volume of the vapor In a Molar Mass of a Volatile Liquid experiment? Which method is likely to give more precise results? Why?

  Compute the change of volume of the cube

Calculate the change of volume of the cube at a depth of 1.000 km (disregarding the effects of temperature). Take the mean density of sea water as 1.03 g/cm3

  Explain charcoal is primarily carbon

charcoal is primarily carbon. determine the mass of CO2 produced by burning enough carbon to produce 5.00 X 10^2 KJ of heat.

  What was the total number of moles of h+ ions in the lake

A particular Lake contains 10^10 liter of water. Due to acidification, the pH of the Lake is 5.00. It has been decided to add enough calcium carbonate to the lake to bring the pH to 6.00.

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