Chemistry, 24.07.2021 07:30 BigSis456

Oxit của 1 nguyên tố hóa trị III chứ 47,06% Oxi về khối lượng. Tìm tên của nguyên tử đó ? Tính phân tử khối của Oxit ? Hello, giúp mình nhé !!

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Oxit của 1 nguyên tố hóa trị III chứ 47,06% Oxi về khối lượng. Tìm tên của nguyên tử đó ? Tính phân...

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