OCR GCSE Combined Science B · J260
Specification B3 · Biology, Chemistry, Physics, Combined Science
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GCSE Combined Science · key term
An enzyme that breaks down hydrogen peroxide into water and oxygen.
Used by OCR
Specification B3 · Biology, Chemistry, Physics, Combined Science
Identify what changes, what is measured and what is kept constant. For the catalase investigation, hydrogen peroxide concentration changes and oxygen volume in a fixed time is measured.
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