Checking progress account…
Opening your study space…
Checking progress account…
Opening your study space…
Chapter overview
Study Water through notes, flashcards, revision, MCQs, and long-answer practice.
Practice ready
3837 MCQs and 2616 written prompts are ready for focused chapter work.
Topics
2
Recall
6
Cards
12
Topic 1
Crystallisation gives pure solid crystals from a solution.
Topic 2
Hard water contains dissolved salts that reduce soap lathering.
Chapter pack
Topic list
Topic 1
Water dissolves many substances and acts as a common solvent. Crystallisation is used to obtain pure crystals from a solution.
Topic 2
Water may be soft or hard depending on dissolved salts. Water pollution reduces water quality and harms living systems unless it is controlled.
Chapter navigation