Chemistry

2. a chemical combination of two or more atoms of different elements
4. Everything that exists in the universe is either made of matter or this, which does not occupy space or have mass
5. Anything that occupies space, has physical and chemical properties
6. an unstable mixture of two or more immiscible substances, plus an emulsifier
10. a chemical reaction in which oxygen is subtracted from or hydrogen is added to a substance
13. unstable physical mixture of undissolved particles in a liquid, glitter nail polish
17. the basic unit of matter with a nucleus, that cannot be divided into simpler form
19. 7 on the pH scale
20. the tail of a surfactant molecule that is oil loving
21. Physical ______ is a combination of substances held together by physical rather than chemical
22. a molecule containing two or more atoms of the same element
23. properties are characteristics that can only be determined by a chemical reaction
24. 2wds. The study of all substances containing carbon
25. physical _______ are characteristics that can be determined without a chemical reaction
26. rapid oxidation of a substance with heat and light
27. a substance that allows oil and water to mix

1. universal solvent
3. a chemical combination of two or more atoms
4. the simplest form of chemical matter
7. the head of a surfactant molecule that is water loving
8. aka oxidation-reduction, a chemical reaction which oxidation and reduction take place at the same time
9. when one chemical changes it state of matter, it is called
11. combining a substance with oxygen to produce oxide
12. the separating of a substance into ions
14. what is made when sugar is dissolved in water
15. liquids that mix easily are known to be this
16. a liquid used to dissolve a substance
17. another name for bases is
18. 2wds. The branch of chemistry that deals with products that do not contain carbon.
28. Reducing _____ is a substance that adds hydrogen to a chemical compound or subtracts oxygen from a compound