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Chemistry, 30.07.2021 04:10 vane1648

Cho hợp chất MgO và hợp chất RCl3. R và O tạo thành hợp chất mới trong đó O chiếm 47% khối lượng hợp chất. Xác định R

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Cho hợp chất MgO và hợp chất RCl3. R và O tạo thành hợp chất mới trong đó O chiếm 47% khối lượng hợp...
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