問題內容:
一個金屬有兩氧化物
一個氧佔總值量的22.6啪 一個佔50.5啪
怎麼解@@
我湊答案還湊不出來 哭哭
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推
08/20 01:11, , 1F
08/20 01:11, 1F
推
08/20 01:15, , 2F
08/20 01:15, 2F
推
08/20 01:24, , 3F
08/20 01:24, 3F
→
08/20 01:25, , 4F
08/20 01:25, 4F
→
08/20 01:25, , 5F
08/20 01:25, 5F
推
08/20 01:46, , 6F
08/20 01:46, 6F
→
08/20 10:16, , 7F
08/20 10:16, 7F
推
08/20 22:57, , 8F
08/20 22:57, 8F
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