Noma’lum birikmaning formulasi CxHyOx bo‘lib, uning 0,25 moli | 9-10-11 sinf o'quvchilari KIMYO

Noma’lum birikmaning formulasi CxHyOx bo‘lib, uning 0,25 moli massasi 45 g bo‘lsa, “x” ni toping. (y – x = 6)