【毎日一問】理論基礎 2020.07.31

2020-07-31View Original

Thread Content

選択問題：純水を用いて以下の溶液を2倍に希釈したとき、pH値の変化が最も小さいのはどれか？ ( ) A、0.1mol/L HCl B、1mol/L NH3・H2O C、1mol/L HAc D、1mol/L HAc + 1mol/L NaAc 正解：D ヒント：解法の過程を説明できた人には追加の報酬を授与します。正解は返信で確認できます

Reply #22020-07-31

D、1mol/L HAc + 1mol/L NaAc

Reply #32020-07-31

純水を用いて以下の溶液を2倍に希釈したとき、pH値の変化が最も小さいのは（D、1mol/L HAc + 1mol/L NaAc）である

Reply #42020-08-08

D、1mol/L HAc + 1mol/L NaAc

Submit a Project

**Looking for Chemical Technology, Equipment & Solutions?** No Registration Required Broader Platform Exposure | Global Chemical Service Provider Connections

Submit Request — Free Consultation

Disclaimer

This is an automated machine translation of the original thread. Some technical terms may have inaccuracies; the original text shall prevail. Click "View Original" at the top right to access the source page, which supports IP-based automatic real-time language translation. Please watch out for contact details and sales inducements to prevent fraud. All content and translations are for reference only, representing solely the poster's personal views. For enquiries, email service@hcbbs.com.

【毎日一問】理論基礎 2020.07.31

Thread Content

Submit a Project

Disclaimer

Quick Links