Chemistry
Senior High
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この分数の−の累乗のやり方を教えてください
解説 (1) pH 4の溶液では,
[H+]=1×10-4mol/L
pH 8 の溶液では, [H+]=1×10-8 mol/L
1×10-4
したがって,
1×10-8=1×104(倍)
1
Answers
Answers
10^-4=1/10^4
10^-8=1/10^8
よって
1/10^4÷1/10^8=(1/10^4)×10^8=10^4
1/10^4÷1/10^8=(1/10^4)×10^8=10^4
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