1
Differentiate homogeneous and heterogeneous mixtures
Compare mixtures based on uniformity and observable properties.
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Exploring Mixtures and their Separation
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2
Classify solutions suspensions and colloids
Classify mixtures using particle size, stability and scattering properties.
3
Explain solution properties
Describe solute, solvent and properties of true solutions.
4
Explain suspension properties
Describe suspension behaviour and separation by settling or filtration.
5
Explain colloid properties
Describe colloids and effects such as scattering of light.
6
Define concentration of a solution
Explain concentration as amount of solute in solution.
7
Calculate mass by mass percentage
Solve concentration problems using mass by mass percentage.
8
Calculate mass by volume percentage
Solve concentration problems using mass by volume percentage.
9
Calculate volume by volume percentage
Solve concentration problems using volume by volume percentage.
10
Explain crystallisation
Explain how crystallisation separates and purifies solids.
11
Explain distillation
Explain separation using boiling point differences.
12
Explain paper chromatography
Explain separation using movement of components on paper.
13
Explain sublimation
Explain separation using direct solid-to-gas change.
14
Explain centrifugation and coagulation
Explain separation using spinning and particle aggregation.
15
Analyse solubility temperature graphs
Interpret how solubility changes with temperature using graphs.
16
Relate separation methods to daily practices
Connect separation techniques with local and household practices.
17
Use laboratory apparatus safely
Handle chemicals and apparatus safely during mixture activities.
18
Design separation apparatus models
Create eco-friendly models such as paperfuge or distillation setup.
19
Plan experiments on mixtures
Form hypotheses, collect data and communicate findings on mixture separation.
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