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| Questão | Responda |
| What is a solute? | A substance that is being dissolved |
| What is a solvent? | A liquid that dissolves the solute |
| What are two ways you can dissolve more solute? | 1. stirr the solution 2. heat the solution |
| How could you separate a mixture containing marbles, water and sawdust? | You could pick out the marbles by hand, then filter the sawdust out. |
| How would you separate dissolved salt from water? | You could heat the solution until the water evaporates, leaving the salt behind. |
| How could you separate a solid dissolved in a liquid without loosing the liquid? | You could use the distillation method, which includes using a delivery tube and ice. |
| How could you separate two liquids with different boiling points? | You could use the Liebig Condenser. |
| What are two ways that can speed up the process of evaporation? | 1. increase the temperature 2. increase the surface area |
| What is chromatography used for? | Separating a mixture of two or more coloured pigments |
| How/why does chromatography work? | Chromatography works because different pigments have different solubilities |
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