Chemistry Homework Help

24/7 Chemistry Homework Help

Get step-by-step solutions from expert tutors.

How it works?

Ask a question

Type, take a picture, or paste your question with all necessary details to ensure high-quality responses.

Get an answer in less than 24hrs

Once our tutors receive the question, they'll begin. You'll get an email once the solution is ready.

Get Notified

We will send you email and text notification to let you know when your question is answered.

Browse Homework Solutions

20 solutions

Formation Constant

Q. What is the concentration of Ni^2+ if 0.223g of NiCl2 is dissolved in 250.0 mL of 0.760 M NH3? Kf ([Ni(NH3)6^2+)=5.5x10^8

Solved • Dec 10, 2019

Formation Constant

Q. Calculate the minimum molarity of a 0.324 L NH3 solution needed to dissolve 3.08 g of AgOH(s). Ksp (AgOH) = 1.95x10^-8, Kf (Ag(NH3)2+) = 1.70x10^7.

Solved • Nov 29, 2019

Formation Constant

Q. Using the dissociation constant Kd= 3.4 x 10^-15, calculate the equilibrium concentrations of Zn +2 and OH- in a 0.0465 M solution of Zn(OH) 4 ^2-

Solved • Nov 24, 2019

Formation Constant

Q. Using the dissociation constant, Kd = 3.4 × 10–15, calculate the equilibrium concentrations of Zn2+ and OH– in a 0.0465-M solution of Zn(OH)42−.

Solved • Nov 24, 2019

Formation Constant

Q. For the aqueous [AlF6]- complex Kf = 4.0x10^19 at 25°C. Suppose equal volumes of 0.0060 M Al(NO3)3 solution and 0.82 M KF solution are mixed. Calculate the equilibrium molarity of aqueous Al3+ ion. Round to two sig figs.

Solved • Nov 22, 2019

Formation Constant

Q. For the aqueous [Fe(CN)6]4- complex Kf = 1.0 x 1035 at 25°C. Suppose equal volume of 0.0042 M Fe(NO3¬)2 solution and 0.66 M KCN solution are mixed. Calculate the equilibrium molarity of aqueous Fe2+ ion. Round your answer to 2 significant digits.

Solved • Nov 21, 2019

Formation Constant

Q. Calculate the solubility at 25 c of CuBr in pure water and in .21 M KI.

Solved • Nov 21, 2019