Givetheirformulasbelow

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Unformatted text preview: ollow use a sheet of white paper as a background to better distinguish the color changes. 2. Red Litmus Paper Test Immerse the strip of “red” (actually pink) litmus paper in the solution you are testing. Remove the strip and examine its color. You may obtain two possible results: (a) The “red” litmus paper turns blue (actually faint lavender), or (b) The “red” litmus paper stays “red”; indicate “NO CHANGE” in your lab notebook. (c) Do not discard the test solution. (d) Discard the used litmus paper in the trashcan. 3. Blue Litmus Paper Test Immerse the strip of “blue” (actually faint lavender) litmus paper in the solution you are testing. Remove the strip and examine its color. You may obtain two possible results: (a) The “blue” litmus paper turns “red” (actually faint lavender), or (b) The “blue” litmus paper stays “blue”; indicate “NO CHANGE” in your lab notebook. (c) Do not discard the test solution (d) Discard the used litmus paper in the trashcan. 4. Phenolphthalein Test Place a...
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This document was uploaded on 03/18/2014 for the course CHEM 52 at Los Angeles Mission College.

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