Question: a) Calculate H 3 O + concentration in a solution with pH = 4.5. b) Calculate the base constant, K b , for the cyanide

a) Calculate H3O+ concentration in a solution with pH = 4.5.

b) Calculate the base constant, Kb, for the cyanide ion, CN- ?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Chemical Engineering Questions!

Q:

1. Calculate pH of a 25 mg/L solution of the strong acid H2SO4 2. Calculate pH of a 25 mg/L solution of the strong base NaOH 3. Calculate [H+] and [OH-] in baking soda solution with pH = 8.5 4. The...

Q:

Calculate the pH of a solution that contains 1.00 M HCN (K a = 6.2 10 10 ) and 5.00 M HNO 2 (K a = 4.0 10 4 ). Also calculate the concentration of cyanide ion (CN ) in this solution at equilibrium.

Q:

The distribution coefficient (K D ) of acetic acid between aqueous solution and organic solvent is 8.5 and acid dissociation constant K a = 1.75 10 -5 M a) Calculate the concentration of acetic acid...

Q:

Solution A Solution B Kinetic Trial Deionized Water Buffer Starch 0.1 MH:0,*** 1 2 40 ml 3.0 ml 2.0 ml. 10 ml. 20 ml. 0.0 ml 5.0 ml 100 ml 100 ml 1.00 ml 100 ml 1.00 ml 1.00 ml. 100 ml 1.00 ml 0.3....

Q:

Review Questions 1. Explain how a polymer and its monomers are similar 7. Your friend is going to try to follow a "no-fat" diet. to a freight train and its cars. 2. Identify each of the following...

Q:

Help needed for part C. CHEM 162L Experiment 4 Page 1 LeChatelier's Principle See section 13.7 of the textbook for background information. Objectives: To learn how chemical equilibria are influenced...

Q:

I need help with question #4. I have attached the graphs and answers for number 1-3. Data Table 1. #1 #2 #3 Mass of KHP (6) 0.440 0.401 0.4/2 Initial buret reading (ml) 5.00 Final buret reading (ml)...

Q:

: Calculate the concentrations of hydrogen and hydroxide ions at a given pH A Hydrogen ion ( H + ) is a Hydrogen atom (H) that has lost its ( electron / proton /neutron) A Hydrogen ion (H + ) is...

Q:

Is the criterion 6 3CO 2 ) 2 (aq) is found to be 9.11. However, the contribution to the pH from the autoprotolysis of water was ignored. Repeat the calculation of the pH of this solution, taking into...

Q:

13) Which one of the following is the weakest acid? A) HF (K-68x10-4) Acetic acid (Ka-1.8 x 10-5) NO (K-4510-4) D) HCIO (K-3.0 x 10-8) CN (K-49x10-10) 14) HZ is a weak acid. An aqueous solution of HZ...

Q:

Prove Theorem 7.33 using mathematical induction as follows: a. Show that (r(1), v(1)) = 0. b. Assume that (r(k), v(j)) = 0, for . each k l and j = 1, 2, . . . , k, and show that this implies that...

Q:

What are the advantages and disadvantages of using MUS? Under what conditions is it best used?

Q:

Select the correct choice that completes the sentence. Given a sequence of values Upper P 1, Upper P 2, ..., Upper P Subscript n, (e.g. the ending yearly balance for an investment), a recursive...

Q:

CT Corp Comprehensive Question Canadian Tire Corporation, Limited (Canadian Tire) is a family of companies that includes a retail segment and a financial services division, among others. The retail...

Q:

Consider the redundancy scheme set out in Table 4.6. Make a list of the diffi culties that could be raised by employees, the problems that could be faced in practice and how you would sell the scheme...

Q:

Automatic telephone screening (case study 3.1) helps to reduce the exclusion of those over 50. Has it any other advantages for minority groups?

Q:

How objective is an interview? What makes is more objective? What makes it less objective? Should it be regarded as the fi rst part of a programme to socialise an applicant into the organisation? Or...