Chemistry, 18.10.2021 14:00 lizycacer863

Cho oxit MxOy của kim loại M có hóa trị không đổi. Hãy xác định công thức của oxit trên biết rằng 3,06 gam oxit nguyên chất tan trong dung dịch HNO3 dư thu được 5,22 gam muối.

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Cho oxit MxOy của kim loại M có hóa trị không đổi. Hãy xác định công thức của oxit trên biết rằng 3,...

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