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madreJ [45]
2 years ago
5

50 Points

Chemistry
2 answers:
Vesnalui [34]2 years ago
8 0

Answer:

C, Si, Ge, Sn

Explanation:

yawa3891 [41]2 years ago
3 0

Answer:

si,ge,sn

Explanation:

i looked at a periodic table

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