OCR GCSE Chemistry A · J248
Specification PAG 6 · Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)
Revise: General Apparatus and Measurement TechniquesPut an empty weighing container on the balance and tare it: the display returns to zero. Add the solid to the container, allow the reading to settle, and record the mass. This excludes the container's mass from the measurement.