DOC PREVIEW
UT CH 302 - CH302 Quiz 4
Type Miscellaneous
Pages 2

This preview shows page 1 out of 2 pages.

Save
View full document
View full document
Premium Document
Do you want full access? Go Premium and unlock all 2 pages.
Access to all documents
Download any document
Ad free experience
Premium Document
Do you want full access? Go Premium and unlock all 2 pages.
Access to all documents
Download any document
Ad free experience

Unformatted text preview:

CH302 Quiz 4 What is the pH of 2.0 * 10-9 M Ba(OH) 2? 1. 7.02 correct 2. 5.30 3. 8.70 4. 8.40 5. 5.60 What is the buffer capacity of 100ml of 0.1M HClO2 and 100ml of 0.2M NaClO2? 1. 0.01 mol of OH- and 0.02 mol of H+ correct 2. 0.02 mol of OH- and 0.01 mol of H+ 3. 0.1 mol of OH- and 0.2 mol of H+ 4. 0.2 mol of OH- and 0.1 mol of H+ 5. 10 mol of OH- and 20 mol of H+ Which of the following mixtures would produce a buffer? I) 100ml of 0.1M NH4Cl + 75ml of 0.1M NaOH II) 100ml of 0.1M NH3 + 100ml of 0.5M HCl III) 100ml of 0.1M NaCOO + 50ml of 0.2M HCl IV) 100ml of 0.1M HClO2 + 100ml of 0.1M NaClO2 V) 100ml of 0.1M NH3 + 75ml of 0.1M NaOH 1. I and IV only correct 2. I, IV, and V only 3. I, II, III, and IV only 4. II and III only 5. I only What is the final pH of a solution containing 100ml of 0.5M HNO2 and 100ml of 0.1M NaNO2 after 0.03 mol of NaOH are added? The pKa is 3.37. 1. 3.67 correct 2. 1.02 3. 3.03 4. 10.33 5. 3.37 What is the pH of 0.5 M NaHCO3? The Ka1 is 4.266 * 10-7 and the Ka2 is 5.623 * 10-11. 1. 8.31 correct 2. 5.69 3. 3.34 4. 5.28 5. 10.67 The figure below shows the titration of a monoprotic weak acid with a strong base. The pH at point I is equal to the ________ and the pH at point II is _______ 7.1. pKa of the acid, greater than correct 2. pKa of the acid, less than 3 pH of the acid, greater than 4. pH of the acid, less than, 5. pKa of the acid, equal to What is the pH when 100ml of 0.1 M HCl is titrated with 50ml of 0.2 M NaOH? 1. pH = 7 correct 2. pH > 7 3. pH < 7 4. the pKa of HCl needs to be provided to answer this question 5. the pKb of NaOH needs to be provided to answer this question What is the pH when 100ml of 0.1 M NH3 is titrated with 50ml of 0.2 M HCl? The pKa of NH4Br is 9.25. 1. 5.21 correct 2. 5.63 3. 5.12 4. 2.96 5.


View Full Document

UT CH 302 - CH302 Quiz 4

Documents in this Course
Exam 2

Exam 2

6 pages

Exam 3

Exam 3

8 pages

Acids

Acids

21 pages

Exam 3

Exam 3

7 pages

SYLLABUS

SYLLABUS

15 pages

ex1s08

ex1s08

11 pages

Load more
Download CH302 Quiz 4
Our administrator received your request to download this document. We will send you the file to your email shortly.
Loading Unlocking...
Login

Join to view CH302 Quiz 4 and access 3M+ class-specific study document.

or
We will never post anything without your permission.
Don't have an account?
Sign Up

Join to view CH302 Quiz 4 2 2 and access 3M+ class-specific study document.

or

By creating an account you agree to our Privacy Policy and Terms Of Use

Already a member?