Key term for Edexcel GCSE Chemistry, used in Quantitative Analysis.
A precise measuring technique where the mass of a container plus substance is recorded, and the empty container is re-weighed after transfer to find the exact mass used.
Weighing by difference appears in Edexcel GCSE Chemistry revision content for Transition Metals, Quantitative Analysis and Equilibria, especially Quantitative Analysis and Suggested Practicals.
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