Chemistry
Senior High
答えは4なんですがなぜそうなるのか教えてください
問1 Na*と電子の数が同じものはどれか。
0 Ar
@ Ca2+
③ CI-
@F-
6 Fe*
6 Li*
明り
1gの気体に今キれる分子の教が最も多いものはどれか。
N
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