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

31 solutions

Formation Constant

Q. The formation constant* of [M(CN) 4 4 ]2− is 7.70 × 10 16 7.70×1016 , where M is a generic metal. A 0.180 0.180 mole quantity of M(NO3)2 is added to a liter of 1.180 1.180 M NaCN solution. What is the concentration of M2+ ions at equilibrium?

Solved • Mar 29, 2020

Formation Constant

Q. The average human body contains 5.20 L of blood with a Fe^2+ concentration of 2.30x10^-5 M. If a person ingests 12.0 mL of 24.0 mM NaCN, what percentage of iron (II) in the blood would be sequestered by the cyanide ion? Express the percentage numerically.

Solved • Feb 26, 2020

Formation Constant

Q. From the value of Kf listed in Table 17.1, calculate the concentration of Ni2+(aq) and Ni(NH3)62+ that are present at equilibrium after dissolving 1.25 g NiCl2 in 100.0 mL of 0.20 M NH3(aq)

Solved • Mar 16, 2020

Formation Constant

Q. 9. What is the pH of a solution of 0.1 M Ba(OH)2 and excess Zn(OH)2 (s)? The Ksp of Zn(OH)2 is 3.0X10^-15 and the Kf of [Zn(OH)4]^2- is 2.0X10^15

Solved • Mar 5, 2020

Formation Constant

Q. 10. What is the molarity of NH3 remaining in solution when 0.400 mol of Cu(NO3)2 is mixed with 0.600 mol NH3 in 0.650 L of solution? The Kf of [Cu(NH3)4] 2+ is 1.1 X 10^13. Assume for this problem that NH3 does not react with water.

Solved • Mar 4, 2020

Formation Constant

Q. 9. What is the pH of a solution of 0.10 M Ba(OH)2 and excess Zn(OH)2(s)? The Ksp of Zn(OH)2 is 3.0 X 10-15 and the Kf of [Zn(OH)4]2- is 2.0 X 10^15.

Solved • Mar 3, 2020

Formation Constant

Q. Ni(OH)2(s) + 4CN(aq) ,<--> Ni(CN)4 2-(aq) + 2OH- (aq). knet = 2.8 x 10^14. If ksp for Ni(OH)2 is 2.8 x 10^-16, what is the value of the formation constant K form for the reaction below Ni+2(aq) +4CN-(aq) <--> Ni(CN)4 2- (aq)

Solved • Dec 17, 2019