matter

2. a change from one state (solid or liquid or gas) to another without a change in chemical composition
10. A change that occurs when one or more substances change into entirely new substances with different properties.
12. An atom's central core, containing protons and neutrons.
13. a lipped cylindrical glass container for laboratory use.
15. A small particle in the nucleus of the atom, with no electrical charge
16. 2 hydrogen atoms(+), 1 oxygen atom(-)

1. 32 degrees Fahrenheit and 0 degrees Celsius
3. solid, liquid, gas, plasma
4. An atom's central core, containing protons and neutrons
5. a change of matter from one form to another without a change in chemical properties
6. a change of matter from one form to another without a change in chemical properties
7. used to measure the volume of a liquid
8. the degree of compactness of a substance.
9. used to measure the volume of a liquid
11. Basic unit of matter
14. Amount of space occupied by an object