aniqlang.

A) 56,0

45. (v17-105-41 Agar 73 g eritmada kislorod atomi 18,06-Р®^3 ni tashkil etsa, eritmadagi kaliy gidroksidi massa uiushini (%) aniqlang. A) 56,0 B) 38,4 0)22,4
D) 28,0