Define how to prevent precipitation of the hydroxide

Assignment Help Chemistry
Reference no: EM13333527

At what pH must solutions of nickel (II) ions be maintained in order to prevent precipitation of the hydroxide?

Reference no: EM13333527

Questions Cloud

What is the likely effect onprices and output : Suppose that the government decreases spending by $100 billion.What happens to aggregate demand? What is the likely effect onprices and output?
What speed does the alpha particle have when it is emitted : An atomic nucleus initially moving at 385m/semits an alpha particle in the direction of its velocity, and the remaining nucleus slows to 265m/s. what speed does the alpha particle have when it is emitted
Prepare a schedule of consolidated net income : Prepare a schedule of consolidated net income and apportionment to non-controlling and controlling interests for 2011.
Find the angular speed of the turntable : A large wooden turntable in the shape of a flat disk has a radius of 2.05m and a total mass of 130kg. Find the angular speed of the turntable after the parachutist lands
Define how to prevent precipitation of the hydroxide : At what pH must solutions of nickel (II) ions be maintained in order to prevent precipitation of the hydroxide
What is the angular speed of the gate : A uniform 5.50kg square solid wooden gate 2.00mon each side hangs vertically from a frictionless pivot at the center of its upper edge. What is the angular speed of the gate just after it is struck by the unfortunate raven
What happens to aggregate demand? what is the likely effect : Suppose that the government decreases spending by $100 billion. What happens to aggregate demand? What is the likely effect on prices and output?
Explain the concentrations of all species at equilibrium : At 35°C, K = 1.6 10-5 mol/L for the following reaction. 2 NOCl(g) 2 NO(g) + Cl2(g) Calculate the concentrations of all species at equilibrium for each of the following original mixtures.
What is the magnitude of his horizontal recoil velocity : One of James Bond's adversaries is standing on a frozen lake. There is no friction between his feet and the ice. what is the magnitude of his horizontal recoil velocity

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the enthalpy change for any reaction

The enthalpy change for any reaction can be obtained by subtracting the sum of the enthalpy changes of formation of the reactants from the sum of the enthalpy changes of formation of the products.

  How much sodium 24 will remain

sodium 24 has a half life of 15 hours. how much sodium 24 will remain from a 10.0-g sample after 60 hours?

  Explain values of ksp and kf for copper (ii) hydroxide

Use values of Ksp and Kf for copper (II) hydroxide and its complex to predict if a precipitate should form in a 0.1 M Cu2+ solution that is 3 M OH-. Ksp Cu(OH)2 = 1.3*10^-20 and Kf Cu(OH)42- = 1.3*10^16

  Define how many liters of gas are produced

B. If each mole of gas occupies 59 L under the conditions of the explosion, how many liters of gas are produced. C. Express your answer using two significant figures. How many grams OF N2are produced in the detonation

  Compute the reactor volume and space

Compute the reactor volume and space time to get 90% conversion in a PFR and in a CSTR

  Explain the element lanthanum has two stable isotopes

The element lanthanum has two stable isotopes, lanthanum-138 with an atomic mass of 137.9 amu and lanthanum-139 with an atomic mass of 138.9 amu

  What is the pressure in the tank

A 50.0-L stainless steel container was charged with 3.00 atm of hydrogen gas and 4.00 atm of oxygen gas. A spark ignited the mixture, producing water.

  Compute the heat of the reaction

Assuming the solution's final volume is 150.0 mL, the density is 1.00 g/mL, and the specific heat is 4.184 J/(g C), calculate the heat of the reaction.

  What is the molar mass of the substance

A solution containing 16.9 g of nonvolatile molecular compound in 250. g of water has a freezing point of -0.744°C. What is the molar mass of the substance?

  Evaluate d for hemoglobin in water at 25 degrees celsius

Calculate D for hemoglobin in water at 25 degrees celsius ( ? = 0.89 cP ), given that Vm= 48000 cm^3/mol for hemoglobin. Assuming the molecules are spherical and estimate the volume of a molecule as Vm/ Na.

  What is the molarity of the saturated solution

the solubility of O2(g) in water is 4.43 mg O2/100 g H20 at 20 degree Celsius when the gas pressure is maintained at 1 atm. What is the molarity of the saturated solution?

  Compute the abundances in partical fractions

A gas in thermodynamical equilibrium consists of a mixture of 75 % hydrogen and 25 % helium in mass. Calculate the abundances in partical fractions.

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