O2 is element
中二concept 你都錯我無野講
chemical symbols同咩叫元素係兩回事
nitrogen (N2) is an element
nitrogen (N) 都係element
你自己錯埋d 中二中三concept 唔該你就好好溫書, 唔好自取其辱
Diamond is carbon, 無問題
係你自己對咩叫allotropes 唔了解係到廢up , 9 up jei.
O2, O3 都係element form of Oxygen(O)
講完
人地puppet 寫到明terminology 係點, 你自己都唔信
我都無計 |