問題詳情
16. 9 克水中所含的氫原子個數為若干？（原子量：H＝1，O＝16）
(A) 3.01 × 1023
(B) 6.02 × 1023
(C) 1.20 × 1024
(D) 5.42 × 1024。
(A) 3.01 × 1023
(B) 6.02 × 1023
(C) 1.20 × 1024
(D) 5.42 × 1024。
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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