Write pertinent reactions

Assignment Help Chemistry
Reference no: EM13308822

Determine [Zn2+] [CN-] [HCN] in a saturated solution of Zn(CN)2 with a fixed pH of 2.390. The Ksp for Zn(CN)2 is 3.0x10^-16. The Ka for HCN is 6.2x10^-10.
Equation: Zn(CN)2(s)-> Zn2+(aq) + 2CN(aq)
a) Write pertinent reactions
b) Write charge balance equations
c)Write mass balance equations
d)Write the equilibrium constant expression for each reaction
e)Count the equations and unknowns
f)Solve for unknowns

Reference no: EM13308822

Questions Cloud

What is the own price elasticity of demand : a. What is the own price elasticity of demand when Px = $140? Is demand elastic or inelastic at this price? What would happen to the firm's revenue if it decided to charge a price below $140?
Non-ionogenic impurities : Exactly 1.0065 g of an unknown solid containing Fe2(SO4)3 and non-ionogenic impurities was dissolved in about 25 mL of wate
What is carbohydrate catabolism : What is carbohydrate catabolism (beginning substrate of glycolysis and the products of glycolysis) as well as how carbohydrate is further catabolized after glycolysis.
What mass of carbon dioxid : What mass of carbon dioxide is produced from the complete combustion of 5.20×10-3g of methane?
Write pertinent reactions : Determine [Zn2+] [CN-] [HCN] in a saturated solution of Zn(CN)2 with a fixed pH of 2.390. The Ksp for Zn(CN)2 is 3.0x10^-16. The Ka for HCN is 6.2x10^-10.
Toxic gas responsible for the odor of rotten eggs : Hydrogen sulfide, H2S, is a toxic gas responsible for the odor of rotten eggs. The solubility of H 2 S (g) in water at STP is 0.195M.What is the Henry's-law constant of H2S at 0 ° C?
Bonding are often used interchangeably : The terms attachment and bonding are often used interchangeably, as though they had similar meanings.
Glutamic acid-isoleucine and histidine : In what order would the amino acids arginine, leucine, and lysine be eluted from a Dowex-1 column at pH 10.5? In what order would glutamic acid, isoleucine and histidine be eluted from a Dowex-50 column at pH 4?
Difference between the behaviors of the subjects : The difference between the behaviors of the subjects in the experimental group

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the maximum mass of water

suppose 7.70g of methane is mixed with 54.7g of oxygen . Calculate the maximum mass of water that could be produced by the chemical reaction

  Explain the likely intermediates in the mechanism

the likely intermediates in the mechanism and the expected isomeric products from the pathways of the mechnanism. Also please help to identify the major product attained.

  Compute the ph at the before titration

Calculate the pH at the following points a. Before Titration b. After the addition of 5.00mL of NaOH c. After the addition of 25.00mL of NaOH d. After the addition of 50.00mL of NaOH e. After the addition of 5.00mL of NaOH

  Define molar concentration of copper nitrate

Molar Concentration of Copper (II) Nitrate, A 25.00 mL sample containing Cu2+ gave an instrument signal of 23.6 units (corrected for a blank). When exactly 0.500 mL of 0.0287 M Cu(NO3)2 was added to this solution

  Explain what is solubility at a partial pressure in air

The solubility of CO2 in water at 25 degrees celsius and 1 atm is 0.034 mol/L. What is its solubility at a partial pressure in air of 0.00017 atm? Assume that CO2 obeys Henry's Law. Enter your answer in scientific notation.

  Explain the highest calcium concentration

Which of the water samples that you tested had the highest calcium concentration. does this correlate with the total dissolved solids results you obtained

  What mass of oxygen is collected

A sample of oxygen gas is collected over water at 25 degrees C. and a total pressure of 654 torr. The volume of gas collected is 500 mL. What mass of oxygen is collected? The vapor pressure of water is 25 degrees C at 23.8 torr.

  What is the half life for the reaction if decrease

what is the half life for this reaction B) how long will it take for the concentration of SO2Cl2 to decrease to 25 percent of its initial concentration C) if the inital concentration of SO2Cl2 is 1.00 M

  Define temperature the vapor pressure of water

Imagine a solution at 25 oC which contain 25.0 mL of ethanol (d = 0.800 g/mL) and 40.0g of water (d =1.00 g/mL). At this temperature the vapor pressure of water is 23.8 Torr and that of ethanol is 60.8 Torr.

  Explain sulfuric acid acts as a catalyst for making esters

sulfuric acid acts as a catalyst for making esters. Write an equation showing the production of Isoamyl alcohol

  State the ph at one half of the equivalence point

Volume of added base required to reach the equivalence point? State the pH at one half of the equivalence point

  Compute the change in free energy for the combustion

Calculate the change in free energy (Delta G) for the combustion of 1 mol of ethane C2H6 in oxygen gas. The products are carbon dioxide and water.

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