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Percentage Mass Calculations — OCR GCSE Biology B J257

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Biology
OCR GCSE Biology B
Ecosystems and Photosynthesis
Interdependence in Ecosystems
Percentage Mass Calculations

OCR GCSE Biology B · J257

Percentage Mass Calculations

What you need to know

Calculate the percentage of mass in the context of substance cycling.

Revision notes

1
Percentage Mass Calculations
2 key terms

Practise with past papers Key terms & definitions

Previous subtopicRole of Microorganisms Next subtopicDecomposition Factors