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1. Acids produce....... when dissolved in water. a. Nations b. OH ions c. H' ions d. Clions 2. A solution with a pH of 4 is....... a. Neutral b. Acidic C. Basic d. Salty 3. H,SO, is added to oxalic acid solution before titration with KMnO solution in order to: a. Speed up reaction b. Slow down reaction c. Dissolve formed ions d. Help produce a color at the endpoint 1. A solution with a pH of 7 is...... a. Neutral b. Acidic C. Basic d. Salty 2.Bases produce when.......dissolved in water a. Nations b. OH ions c. Hions d. Cllons 3. Oxalic acid solution is heated before titration with KMnO solution in order to: a. Speed up reaction b. Slow down reaction c. Dissolve formed ions d. Help produce a color at the endpoint. 1. For bases, the following is true. a. [H] = [OH) b. [H]> [OH C. [H] [OH) d. (COH) is zero 2. If acid is added to water, the concentration of OH..... a. Increases b. Decreases c. Stays the same d. Water does not contain OH 3. The oxidation state for manganese element in MnO4 is: a. +2 b. +6 C. +7 d. +8