Question: What is the pH of a buffer system made by dissolving 10.70 grams of NH4CI and 20.00 mL of 12.0 M NH3 in enough water

What is the pH of a buffer system made by dissolving 10.70 grams of NH4CI and 20.00 mL of 12.0 M NH3 in enough water to make 1.000 L of solution? Kb = 1.8 x 10-5 for NH3. 11.03 9.26 9.34 9.18 Question 6 (5 points) What is the pH at the equivalence point in the titration of 100 mL of 0.10 M HCI with 0.10 M NaOH? 8.0 7.0 13.0 1.0 6.0

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 Accounting Questions!

7) What is the molality of a solution prepared by dissolving 52.7 g of potassium permanganate KMnO, in 200.0 mL of water? Density of water at 25C = 0.997 g/mL molality mol Rg Answer: 1.67 m Solution:...

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...

Use the materials provided for PalomarHealth to answer the following questions: a. Has Palomar Health succeeded with itsfinancialgoals? Use ratios, the budget, and thefinancialreportin answering this...

Palomar Health Consolidated Financial Statements as of and for the Years Ended June 30, 2015 and 2014, and Independent Auditors' Report PALOMAR HEALTH TABLE OF CONTENTS Page MANAGEMENT'S DISCUSSION...

Use the attached financial statements from Palomar Health to calculate four financial ratios and four operating ratios. Which of these ratios are most important, and why? Note: opinions may differ...

7. After you have completed the titration, graph the data using MS Excel, following the instructions provided below. 8. Enter mLNaOH in the first column and pH in the second column. 9. For "chart...

1) A certain solution is tested with red and blue litmus paper. The red litmus paper stays red on contact with the solution. The blue litmus paper stays blue on contact with the solution. What should...

PLEASE HELP!!!!!!!! Lab Result 1: OH benzyl alcohol . In this experiment, the pH of benzyl alcohol is set to neutral, e.g., if a solution has a pH less than benzyl alcohol, it is acidic; pH higher...

Make a detailed and creative infographic of Penicillin

Use the information in Exercise 6-3. Assume that Trout Company specifically sold the following units: In Exercise 6.3 Trout Company uses a perpetual inventory system and made purchases and sales of a...

On November 1 , Alan Company signed a 1 2 0 - day, 1 2 % note payable, with a flace value of $ 9 . 5 0 0 . What is the maturity value ( principal plus interest ) of the note on March 1 ? ( Use 3 6 0...

Discuss qualitative research designs in detail?