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Prepare for your GCSE Chemistry exams with Cognito and master the essential gas tests. This podcast explains how to identify chlorine, oxygen, hydrogen and carbon dioxide using simple laboratory tests. Perfect for practical exam preparation with clear, memorable explanations.
Prepare for your GCSE Chemistry exams with Cognito and master the essential gas tests. This podcast explains how to identify chlorine, oxygen, hydrogen and carbon dioxide using simple laboratory tests. Perfect for practical exam preparation with clear, memorable explanations.