問題詳情
14. 某元素原子總數為 1.505 × 1024 個時,其質量為 80 克,則該元素的原子量為若干?
(A) 8
(B) 32
(C) 80
(D) 320。
(A) 8
(B) 32
(C) 80
(D) 320。
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)
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