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17. 參考附圖,下列哪項敘述正確? (A)金屬X電極是正極 (B)銅在活性順序的位置高於金屬X (C)銅電極的質量減少 (D)金屬X電極的質量減少
問題詳情
17. 參考附圖,下列哪項敘述正確?
(A)金屬X電極是正極
(B)銅在活性順序的位置高於金屬X
(C)銅電極的質量減少
(D)金屬X電極的質量減少
參考答案
答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
上一篇 :
【題組】2.關於物質的敘述何者正確? (A)水會電解生氫氣、氧氣,所以不是純物質 (B)混合物仍會具有組成成分物質的特性 (C)純物質不能再以化學方法使其成分分離 (D)純物質甲受熱分解生乙物及丙氣,
下一篇 :
16.下列何組均屬於雙醣? (A)葡萄糖、蔗糖 (B)果糖、澱粉 (C)纖維素、乳糖 (D)蔗糖、麥芽糖。
資訊推薦
8.有關醣類的敘述,下列何者錯誤? (A)葡萄糖及果糖均為單醣 (B)纖維素是醣類的聚合物 (C)澱粉與纖維素均屬多醣,兩者均可被人體消化吸收 (D)麥芽糖為雙醣,由兩分子的葡萄糖脫去1 分子的水所形
06. One day, we may discover the____ (s) that control aging.(A) chest(B) blink(C) heel(D) gene(E) fi
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