July 2022 1 34 Report

Какое вещество имеет немолекулярное строение при н.у.?

а) HNO2 б) NH3 в) NH4NO3 г) HNO3

 

Какой оксид нельзя восстановить до металла водородом при нагревании

а) WO3 б) FeO в) СaO г) Cu2O

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