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Topic S3 (AHL) Spectroscopy

This section puts Topic S3 - (AHL) Spectroscopy - into a Real World Context. It gives specific examples showing how the topic relates to International Mindedness and the Theory of Knowledge/Nature of Science and discusses some applications of the topic in everyday life. 1. What are the 'true' values of atomic mass? It has been known for a long time that the relative atomic mass, Ar, of lead, Pb, changes slightly...

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