# Attempt 2 - iew Attempt...

This preview shows pages 1–2. Sign up to view the full content.

Title: Chapter 18(2) Started: November 1, 2009 7:13 PM Submitted: November 1, 2009 8:04 PM Time spent: 00:50:38 Total score: 10/12 = 83.33% Total score adjusted by 0.0 Maximum possible score: 12 1. Conjugate Pair 10 Give the conjugate acid of SO 4 2- . Write it ignoring super and subscripts (so, HPO 4 2- would be HPO42- or bromide would be Br-. .. NOT Br1-) Student Response Value Correct Answer 1. HSO41- 100% Equals HSO4- (100%) Equals HSO41- (100%) Score: 1/1 2. Combined Acid Base 2 Use a table of Ka or Kb values to determine whether K c for the following reaction is less than, equal to or greater than 1 NH 4 + + HCO 3 - <=> H 2 CO 3 + NH 3 Student Response Value Correct Answer Feedback a. K c = 1 0% b. K c < 1 100% c. K c > 1 0% Score: 0/1 3. Acid Strength Trends 1 Select the weaker acid from each of the following pairs: I. HBr or H 2 Se II. HClO 3 or H 2 SO 3 III. H 2 SO 3 or H 2 SO 4 Student Response Value Correct Answer Feedback 1. I. HBr, II. HClO 3 III. 0%

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 4

Attempt 2 - iew Attempt...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online