Across
- 2. any combination or blend of different elements, kinds, qualities, etc
- 4. a sample of matter with both definite and constant composition with distinct chemical properties.
- 8. the substance or substances of which any physical object consists or is composed
- 10. a usually irreversible chemical reaction involving the rearrangement of the atoms of one or more substances and a change in their chemical properties or composition, resulting in the formation of at least one new substance
- 12. mass per unit volume
Down
- 1. composed of two or more parts, elements, or ingredients
- 3. the smallest component of an element having the chemical properties of the element
- 4. a usually reversible change in the physical properties of a substance, as size or shape
- 5. one of a class of substances that cannot be separated into simpler substances by chemical means
- 6. the temperature at which the vapor pressure of a liquid is equal to the pressure of the atmosphere on the liquid, equal to 212°F (100°C) for water at sea level
- 7. the smallest physical unit of an element or compound, consisting of one or more like atoms in an element and two or more different atoms in a compound
- 9. the relative capacity of an atom, molecule, or radical to undergo a chemical reaction with another atom, molecule, or compound.
- 11. the temperature at which a solid substance melts or fuses.