1. A pH scale reading of less than 7 indicates _______ medium.   an acidic   a basic   an unknown   a neutral   Hint Half-n-half Clue   2. A pH scale reading of 13 indicates a _______.   weak base   strong acid   strong base   weak acid   Half-n-half Clue   3. A pH scale reading of more than 7 indicates _______ medium.   a neutral   an acidic   a basic   an unknown   Half-n-half Clue   4. Pure distilled water gives a pH scale reading equal to _______.   14   1   7   0   Half-n-half Clue   5. A pH scale reading equal to 7 indicates _______ medium.   a basic   an acidic   a neutral   an unknown   Half-n-half Clue   6. Sodium hydroxide turns red litmus paper blue.   True   False   7. Sulfuric acid turns red litmus paper blue.   True   False   FREE PREVIEW: Last 8 Questions not a part of the free preview. Get Premium Membership to view all questions.