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GCSE
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More cards in this set
Card 16
Front
why is disposal of polymers a problem?
Back
Card 17
Front
why are energy change calculations not very accurate
Back
Card 18
Front
why do endothermic reactions need heat energy
Back
Card 19
Front
why do exothermic reactions release heat energy
Back
Card 20
Front
why do reactions need activation energy
Back
Card 21
Front
why does temperature affect rate of reaction
Back
See full card set
