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lyasovalara
@lyasovalara
June 2022
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kedr57
1.Mg⁺²S⁻²,Na⁺₃N⁻³,N⁺⁵₂O⁻²₅,Mg⁺²Br⁻₂,Al⁺³₄C⁻⁴₃,Cl⁻₂O⁻²,S⁺⁶O⁻²₃,Cu⁺²S⁺⁶O⁻²₄
2.K₂S Na₂O последнее не видно . Кальций и ...
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2.K₂S Na₂O последнее не видно . Кальций и ...