- 1 For Pure Water The Following Is True A H Oh B H Oh C H Oh D Oh Is Zero 2 If Base Is Added T 1 (65.58 KiB) Viewed 177 times
1. For pure water, the following is true. a. [H] - [OH) b. [H] > [OH] c. [H) <[OH) d. [OH) is zero 2. If base is added to water, the concentration of H'... a. Increases b. Decreases c. Stays the same d. Water does not contain OH 3. The oxidation state for carbon element in CO, is: a. +4 b. +5 C. +1 d. +3 1. An acid base indicator is a dye that is: a. Always the same color b. Colorless c. The same color in both acids and bases d. One color in an acid and a different color in a base 2. At the equivalence point in an acid-base titration, the: a. [H] - [OH ] b. [H] > [OH] c. [H] <[OH] d. (OH) is zero 3. The color change in the titration of KMnO4 with oxalic acid at the endpoint is: Pink to colorless b. Colorless to orange c. Orange to red d. Colorless to pink 1. A solution with a pH of 11 is... a. Neutral b. Acidic c. Basic d. Salty 2. The pH at the equivalence point for the titration of a strong acid and a strong base is: a. 7 b. 6 c. 9 d. 4 3. For acids; the following is true. a. [H] (OH) b. [H] > (OH) C. (H) <[OH] d. [H) is zero.