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| il C 14 ha un decadimento radioattivo con una vita media di 5,600 anni | |||
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ο άνθρακας 14 έχει ραδιενεργό διάσπαση με χρόνο υποδιπλασιασμού ίσο με 5.600 χρόνια : 8 phrases in 1 subject |
| Medical | 8 |
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