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Exam-style practice

Diffusion answer explanations

Review worked answers and explanations for Diffusion. Aligned to Cambridge IGCSE Chemistry.

Answer explanations

Question 1 of 4

Review the answer support, then move sideways through the set.

Paper 3 structured question: Diffusion

Paper 3Theory (Core)1 marks

Description

Diffusion in Gases

When a gas is released in a room, it spreads out until it is evenly distributed.

  1. a

    State the process by which gas particles spread out in a room.

    [1]