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taejen21
@taejen21
August 2022
1
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Определите формулу соединения MnO согласно валентности:
Валентность:Mn(IV); O(II)
A)Mn2O7
B)Mn2O3
C)MnO2
D)MnO3
E)MnO
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Hemays228
Правильный ответ
С)MnO2
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С)MnO2