Chemistry
Senior High
この分数の部分は、塩素原子100個中35Clが75.77個や24.23個含まれてるということを表してるのですか?
原子
35CI
37 CI
相対質量
34.97
36.97
天然存在比
75.77%
24.23%
塩素の原子量
= 34.97×
75.77
100
+ 36.97 ×
1095
24.23
100
=35.45
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