Cambridge IGCSE Chemistry practice
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At a glance
MCQ
Type
cambridge_mcq
Style
Topic
Diffusion
Exam-style question
What is the primary driving force behind diffusion?.
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Flashcard 1 of 6
Question 1 of 5
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Description
When a gas is released in a room, it spreads out until it is evenly distributed.
State the process by which gas particles spread out in a room.
Aim for approximately 1 distinct marking point.