Chemistry
Senior High

なんで、0.2のあとに、0がつくのでしょう?
優しいかた、教えてください!

Answers

3.2 も 16 も有効数字2桁ですね
有効数字2桁同士の掛け算割り算では答えも有効数字2桁となります。
なので0.20ですね

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