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  1. GCSE
  3. Physics OCR
  5. 1.2.1 Conservation of mass during changes of state

1.2.1 Conservation of mass during changes of state

Spec J249

Revise OCR GCSE Physics 1.2.1 Conservation of mass during changes of state with the question bank and revision guides.

describe how mass is conserved when substances melt, freeze, evaporate, condense or sublimate; Practical (PAG P5 Energy): use a data logger to record change of state and mass at different temperatures.

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