ParticlesParticles

Solutions and Solubility

AimsAims::To be able to explain the properties of solutions To be able to explain the properties of solutions using particle theory using particle theory

Starter ActivityStarter Activity::

Why is it easy to Why is it easy to float in the Dead float in the Dead Sea?Sea?

11/10/1211/10/12Solutions and SolubilitySolutions and Solubility

KeywordsKeywords solution solution solventsolvent solute solute

What will the final volume be?What will the final volume be?

25cm3 rice

25cm3 peas

What will the final volume be?What will the final volume be?

25cm3 water

25cm3 ethanol

What will the final volume be?What will the final volume be?

50cm3 water

5 spatula measures of salt

Solutions and SolubilitySolutions and Solubility

• polystyrene and acetone

Why the difference?Why the difference?

Cola CansCola Cans

Density = mass ÷ volume = g/cm3

HomeworkHomework

• Complete the Formative Assessment

• Use the Level Ladder to ensure you include sufficient scientific ideas to score a high level