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sontruong55
2 năm trước
Một hợp chất Y có thành phần gồm 2 nguyên tố S và O. Biết tỉ lệ về khối lượng của S đối với O trong hợp chất Y là mS:mO = 2:3. Hãy xác định công thức hóa học của Y. ( Biết công thức đơn giản nhất là công thức hóa học)
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