Cool Chemistry

3. An indicator made from a common vegetable, often used in experiments (two words).
4. The colour litmus paper turns when in contact with an acid.
6. The feeling of a base, like soap.
8. The feeling of an acid, like lemon juice.
9. Which substances have a pH range for 0 - 6?
12. An indicator paper that turns either red or blue.
13. The number that represents a neutral substance on the pH scale.

1. A pH range from 8 -14 indicates this type of substance.
2. A substance that has a Ph of 7
5. A chemical process where an acid and a base react to form a neutral solution.
6. The taste that is characteristic of an acid.
7. The name of the scale used to measure how acidic or basic a substance is.
10. The taste that is characteristic of a base.
11. The colour litmus paper turns when in contact with a base.