CHEM 210 Chapter 1-3: Office Hours 8 Acid-Base

7. Which structure is most consistent with the IR spectrum shown below? (2 pts) 2000 1000 1500 WAVENUMBER I-11 OH OH 8. If we wished to monitor a frequency to determine whether the reaction below had taken place, which frequency would be the best choice? (2 pts) CH3I a. 2200 cm d. 1050 cm 1 b. 1600 cm e. 2950 cm c. 3300 cm 1

www-awa.aleks.com/alekscgl/x/Isl.exe/1o u-IgNslkr7j8P3JH-li01W0J16ple7CzVA3 loukg CHEM11OG-MO1 T/Th-10.20-11.35 am Quiz 6 | 2 of 8 2 3 5 6 8 For each chemical reaction in the table below, decide whether the highlighted reactant is a Bronsted-Lowry acid, a Brensted highlighted reactant reaction Bronsted-Lowry Bronsted-Lowry neither acid base ClO3 (aq)+ H,00 HCIO3(aa)+ OH () NH4 (aq) + H2O(1) → NH 3(aq) + H30' (aq) Hcio 3(aq) + H20() → CIO 3 (aq) + H30' (aq) NH3(aq) + H2O() → NH4 (aq) + OH-(aq) Worked Example 26

iPad令 12:27 PM * 100% CHEM 123 recitation Activity #8 Spring 2018.pdf 1 of 2 Recitation Activity #8-Spring 2018 Answer the following questions referring to acids and bases Kas and Ks are on the back page 1. What is the pH of a 0.23M HNOs solution? 2. What is the pH of a 0.023M Ba(OH)2 solution? 3. What is the pH of a 0.23M HNO2 solution? Steps: Write the acid dissociation reaction Set-up and fill in the ICE chart with the given information Solve 4. What is the Kb of a base (B) that has a pH of 11.6 with a concentration of 0.23M? Write the base dissociation reaction Set-up and fill in the ICE chart with the given information Solve Steps: Open with Print