1. Bromothymol blue solution turns bases _______.   colorless   orange   blue   yellow   Hint Half-n-half Clue   2. A pH scale reading of less than 7 indicates _______ medium.   a neutral   a basic   an acidic   an unknown   Half-n-half Clue   3. Methyl orange solution turns bases _______.   orange   pink   yellow   colorless   Half-n-half Clue   4. Pure distilled water gives a pH scale reading equal to _______.   1   0   7   14   Half-n-half Clue   5. A pH scale reading of 13 indicates a _______.   strong base   weak acid   strong acid   weak base   Half-n-half Clue   6. A pH scale reading of _______ indicates a weak base.   6   13   8   2   Half-n-half Clue   7. A pH scale reading of 2 indicates a _______.   strong base   strong acid   weak base   weak acid   Half-n-half Clue