Chemistry, 18.08.2021 05:50 nerogravestones

Nguyên tố A có hóa trị cao nhất của nó đối với O bằng 5/3 hóa trị của nó đối với H. Trong hợp chất của nó với O thì O chiếm 56,388% về khối lượng. Tìm A

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Nguyên tố A có hóa trị cao nhất của nó đối với O bằng 5/3 hóa trị của nó đối với H. Trong hợp chất c...

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