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Автор - Ruta589

Запишите названия и рассчитайте относительную молекулярную массу веществ:KOH, Ca(OH)2, C2H6, определите массовую долю каждого элемента

Ответ

Автор - denis00000795
KOH - гидроксид калия
CA(OH)2 гидроксид кальция( 2)

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