Предмет: Химия, автор: grustilinavale

12 и 13 номер. Буду благодарна и за один из них

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Ответы

Автор ответа: Sixes

12.
1) C2H5OH + Na = H2 + CH3CH2ONa
2) CH3COH + Ag2O + NH3 = Ag + CH3COONH4

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Упражнение 1. Определите время глагола в предложениях ниже и сделайте данные предложения отрицательными.

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