Across
- 3. special type of homogeneous mixture composed of two or more substances.
- 4. has components in which proportions vary throughout the sample.
- 6. been called the fourth state of matter.
- 8. dispersed substance alone.
- 10. chemical reaction involving the rearrangement of atoms.
- 12. quality or state of being correct or precise.
- 15. branch of chemistry concerned with the three-dimensional arrangement of atoms and molecules and the effect of this on chemical reactions.
- 16. water changes from a liquid to a gas or vapor.
- 18. tendency of a substance to undergo chemical reaction.
- 21. sub-atomic particle with no net electrostatic charge.
- 23. method in which two or more components of different sizes are separated from a mixture.
- 24. transition in which gas transforms into solid.
- 30. nearly incompressible fluid.
- 31. substance that can't be broken down into simpler substances.
- 32. property that is measurable, whose value describes a state of a physical system.
- 33. action of purifying a liquid by a process of heating and cooling.
- 35. single substance on its own.
- 36. separation of a mixture by passing it in solution or suspension or as a vapor.
- 37. subbstance made by mixing other substances.
- 38. quantity of three-dimensional space occupied.
- 39. process for the separation of mixtures of immiscible liquids or of a liquid and a solid mixture such as a suspension.
- 41. process by which an atom or a molecule acquires a negative or positive charge.
- 42. the ratio between the activity of your sample of interest and the activity of the control sample and therefore expressed as a percentage.
- 43. characteristics of a material that become evident.
- 45. measure of the amount of matter in an object.
- 47. level of harm a toxin can cause.
- 48. also called as extensive physical property.
- 49. exhibiting or relating to magnetism.
- 50. heterogeneous mixture in which solute-like particles settle out of a solvent-like phase.
Down
- 1. also called factor label method or unit analysis.
- 2. changes affecting the form of a chemical substance but not its chemical composition.
- 5. a mixture with a non-uniform composition.
- 7. firm and stable in shape.
- 9. has no fixed shape and no fixed volume.
- 11. substance that has mass and takes up space by having volume.
- 13. is a subatomic particle, symbol p or p +.
- 14. process of separating suspended solid matter from a liquid.
- 17. the state of being stable.
- 19. smallest chemical element.
- 20. also called as intensive physical property.
- 22. physical property of matter that quantitatively expresses hot and cold.
- 25. conversion of a vapor or gas to a liquid.
- 26. composed of two or more separate elements.
- 27. transition where a liquid turns into a solid when its temperature is lowered below.
- 28. action or process of liquefying.
- 29. refers to the closeness of two or more measurements to each other.
- 34. measure of how easily a substance bursts into flame.
- 40. echnique used for the separation of particles from a solution.
- 44. subatomic particles that orbit the nucleus of an atom.
- 46. transition of a substance directly from the solid to the gas state without passing through the liquid state.