Across
- 2. zeros used as place holders in a large number without a (?) are not significant
- 4. whether the substance undergoes combustion or not
- 5. concerned with the properties and behavior of inorganic compounds
- 7. process to separate mixtures by removing a liquid layer that is free of a precipitate, or the solids deposited from a solution.
- 10. a solid turns into liquid
- 12. all non (?) digits are significant
- 14. process by which a solid forms, where the atoms or molecules are highly organized into a structure known as a crystal.
- 17. characteristic of a substance that may be observed when it participates in a chemical reaction.
- 20. number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value.
- 21. the study of matter, its properties, how and why substances combine or separate to form other substances
- 22. water changes from a liquid to a gas or vapor.
- 24. composed of two or more separate elements
- 25. substance that cannot be broken down into simpler substances by chemical means.
- 26. a liquid turns into a solid
- 28. mixture with a non-uniform composition.
- 29. basic units of matter and the defining structure of elements.
- 32. the study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds
- 36. whether it can damage an organism or not
- 40. composition is identical wherever you sample it - it has uniform composition and properties throughout.
- 41. able to dissolve other substances.
- 44. zeros between nonzero digits are (?)
- 45. whether it will break into charged particles when in solution or not
- 46. can be observed or measured without changing the composition of matter.
- 47. the study of macroscopic, and particulate phenomena in chemical systems in terms of the principles, practices, and concepts of physics
Down
- 1. zeros to the left of the first non zero digits are (?)
- 3. the effect of light scattering in colloidal dispersion
- 6. the conversion of a vapor or gas to a liquid.
- 8. the size, length, or amount of something, as established by measuring.
- 9. process of separating components of mixtures by using magnets to attract magnetic materials.
- 11. geological process in which sediments, soil and rocks are added to a landform or land mass.
- 13. the conversion between the solid and the gaseous phases of matter, with no intermediate liquid stage.
- 15. a substance made by mixing other substances together.
- 16. the separation of a mixture by passing it in solution or suspension or as a vapor (
- 18. substances that are made of only one type of atom or molecule.
- 19. the branch of science that explores the chemical processes within and related to living organisms.
- 21. technique used for the separation of particles from a solution according to their size, shape, density, viscosity of the medium and rotor speed.
- 23. whether it is more active or less active than other chemical family
- 27. a sample of matter that conforms to the shape of a container in which it is held and acquires a uniform density inside the container
- 30. the action or process of filtering something.
- 31. the minor component in a solution, dissolved in the solvent.
- 33. a substance microscopically dispersed evenly throughout another substance.
- 34. a liquid mixture in which the minor component is uniformly distributed within the major component.
- 35. refers to a mixture where a solid particle does not dissolve in a liquid solution.
- 37. any substance that has mass and takes up space by having volume.
- 38. a state of matter characterized by particles arranged such that their shape and volume are relatively stable
- 39. whether it reacts with acids, oxygen, bases or not
- 41. whether the substance can be easily decomposed or not
- 42. a nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure.
- 43. the science of obtaining, processing, and communicating information about the composition and structure of matter.