" 4.3
" 0.63
" 1.46
" 0.014
" 5 x 10-5
What is the H+ concentration in mol dm-3 in a solution of pH 4.3 ?
2018-02-27 9:48 pm
回答 (1)
2018-02-27 9:56 pm
✔ 最佳答案
pH = 4.3-log[H⁺] = 4.3
[H⁺] = 10⁻⁴˙³ mol dm⁻³ = 5.0 × 10⁻⁵ mol dm⁻³
The answer: 5.0 × 10⁻⁵
收錄日期: 2021-05-01 14:15:03
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20180227134803AAmw4C0