[化學] 克當量的問題
題目是:
某金屬4.0g,對氧完全反應,生成金屬氧化物5.6g,試問該金屬的克當量為何?
(A)10
(B)20
(C)40
(D)80
請問這題要怎麼解?
克當量的定義又是甚麼?
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