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全部に100をかけて
1080=10.0x+11.0(100-x) 右側1100-11x
ばらして移項すれば
x=20 になってて欲しいですね
Chemistry
Senior High
Resolved
化学基礎の原子量の問題ですが、実質数学です。
式はわかっても答えが出せません。途中式を教えてください。
x-20
10.8 = 10.0 x-
+ 110 x
100-x
100.
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