関連ワード:
why air is a mixture not a compound class 9 why is air considered a mixture and not a compound class 9 explain why air is considered a mixture and not a compound class 9 air is a mixture not a compound justify this statement class 9 air is a mixture not a compound justify this statement class 9th why is air a mixture and not a compound why air is a mixture not a compound give reasons explain why air is a mixture not a compound why air is considered as a mixture not a compound
