Stikstof-15: Verskil tussen weergawes
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Jcwf (besprekings | bydraes) No edit summary |
Jcwf (besprekings | bydraes) No edit summary |
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Lyn 5:
|n=[[stikstof-14|{{sub sup|14|7|pos=right}}N]]
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'''Stikstof-
{{Saadjie}}
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