Across
- 1. fractionating column or tower is used to separate different constituents into fractions or parts.
- 5. separate the constituents of a mixture by passing the mixture through a medium.
- 7. substances at the start of the reaction.
- 11. - hydrated iron oxide.
- 12. the maximum amount of a solute that can dissolve in a certain quantity of solvent at a particular temperature.
- 14. used to obtain the liquid solvent from a solution.
Down
- 2. the paper with different coloured component.
- 3. solution in which water is the solvent.
- 4. a mixture formed when one or more solutes dissolve(s) in a solvent.
- 6. changes generally not reversible.
- 8. a substance combines with oxygen when it is heated.
- 9. substances deposited in solid form from solution, formed in some chemical reactions.
- 10. changes where no new substances are formed.
- 13. potassium nitrate + carbon + sulfur --> potassium carbonate + potassium sulfate + carbon dioxide + nitrogen