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Annie77

5 - 9 классы

Al+Cu(NO3)2-> Al(NO3)3+Cu...
Answer
CaO + P2O5->Ca3(PO4)2...
Answer
Al2(SO4)3+Ba(NO3)2->BaSO4 + ?...
Answer
Только пр. N2,4,5,6,7,8 25 баллов...
Answer

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