Chemistry & Chemical Safety
Across
- 6. Common table salt is an example of a ______________.
- 8. Term that refers to anything that occupies space; has physical and chemical properties; and exists in a solid, liquid, or gas form.
- 10. when salt is dissolved in water, the water is a ________.
- 11. two or more atoms are that are joined together chemically
- 13. A substance is ________ when a substance gains oxygen.
- 14. An oxidizing agent __________ oxygen.
- 16. Acids are often used to __________ the skin
- 17. immiscible liquids form _______ when they are combined.
- 19. when salt is dissolved in water, the salt is a ________.
Down
- 1. A substance that causes cancer
- 2. a reducing agent adds __________ to a chemical compound
- 3. There are ___ elements that are known to science today.
- 4. the basic unit of matter that cannot be divided into simpler substances by ordinary chemical means
- 5. Everything you can touch and everything you can see is matter EXCEPT light and _______.
- 7. pH is an abbreviation of _____________.
- 9. substances that cannot be reduced to simpler substances
- 12. The number of naturally occurring elements on Earth.
- 15. The very first surfactants were _______.
- 18. solutions are considered _____ mixtures.