Chemistry

3. A method use to separate a soluble solid from a liquid
5. Comparison between unknown quantities using a standard unit
6. Ability of a solution to dissolve a solute in a solvent at a particular temperature
7. created the cathode ray tube
11. Amount of substance in C-12 atom
15. A method use to separate and collect a liquid from a solution of a soluble liquid
16. Contains the dispersed particle and dispersing medium
19. Average kinetic energy of the gas particles
20. A mixture or metallic solid solution composed of two or more elements
21. Ability of any gas molecules to expand
23. Explosion of a star cause it releases too much gases in our galaxy
25. Number of moles of a substance in a solution for each mole
26. Moving out of some colloidal particle
28. Zero charged particle discovered by James Chadwick

1. Basic unit of matter
2. Space occupied by gas particles
3. Region/space of the atom where electrons are probably found
4. Negatively charged elements
6. A way of expressing very large or very small numbers
8. Compounds that do not have carbon
9. Study of matter and the changes it undergoes
10. A property that depends on the amount of a solute
12. Molecules that contain carbon
13. Proposed the planetary model of the atom
14. Have definite number of atom and are chemically combined
17. Positively charged particle discovered by Eugene Goldstein
18. Used the cathode ray tube to prove the existence of electrons
21. Reaction where heat is absorbed. Moves from low to high energy level
22. Substance that tells as that if it is an acid or a base due to color change
24. Force exerted by gas molecules in a given area
26. A mixture of one substance dissolved in another so properties are the same throughout
27. Central part of an atom