Across
- 1. properties The ability of a substance to combine with or change into one or more.
- 3. Radius Measured as half the distance between the nuclei of atoms of an element.
- 8. Positively charged ion.
- 10. Change A change that alerts a substance without changing its composition.
- 13. A small amount of solute per solvent quantity.
- 14. The ratio of solute to solvent in a solution.
- 16. scale An arbitrary measuring system that selects one thing to be the standard.
- 17. mass The mass of an atom given in amu.
- 18. properties A characteristic that can be absorbed or measured without changing the sample's composition.
- 20. A neutral particle having equal numbers of p+ and e-.
Down
- 2. Change A change in the matter in which new materials are formed.
- 4. The study of how heat is converted to and from other forms of energy and how.
- 5. A substance that speeds up a chemical reaction.
- 6. The measure of the average kinetic energy of the particles in a sample of matter.
- 7. A lot of solutes per solvent quantity.
- 9. Error The ratio of the error to the actual value multiplied by 100.
- 11. The total amount of energy movement.
- 12. Biological catalysts speed up the rate of reactions in the body.
- 15. An atom or group of atoms that have either gained or lost e- so they are no longer neutral.
- 19. Solution Solution in which the solvent is water.