In this video the most abundant cations in a sample of wood ash are determined.
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00:16 Intro
00:34 Testing pH
01:53 Sodium, potassium, calcium (Flame test)
02:56 Calcium
04:20 Iron
05:03 Manganese (Oxidizing melt)
07:08 Mangaese (Oxidizing melt 2)
7:47 Summary
