| When a Reaction Proceeds from Chemical Equilibrium (Conditions Under Which Manganese Hydroxide Dissolves) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=352 | Course '化学平衡から反応が進むとき（水酸化マンガンが溶解する条件）' |
| When a Reaction Proceeds from Chemical Equilibrium (Reaction of Hydrogen and Oxygen) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=353 | Course '化学平衡から反応が進むとき（水素と酸素の反応）' |
| Electrochemistry (Nernst equation) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=354 | Course '電気化学（ネルンストの式）' |
| Electrochemistry (Daniel battery) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=355 | Course '電気化学（ダニエル電池）' |
| Breakdown of Energy (Enthalpy) Possessed by Substances (Overview) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=356 | Course '物質が持つエネルギー（エンタルピー）の内訳（概要）' |
| Breakdown of Energy Possessed by Substance (Entropy) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=357 | Course '物質が持つエネルギーの内訳（エントロピー）' |
| Breakdown of Energy Possessed by Substance (Law of Increasing Entropy) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=358 | Course '物質が持つエネルギーの内訳（エントロピー増大の法則）' |
| Breakdown of Energy Possessed by Substance (Entropy and Thermodynamic Functions) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=359 | Course '物質が持つエネルギーの内訳（エントロピーと熱力学関数）' |
| Breakdown of Energy Possessed by Substance (Entropy and Internal Energy) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=360 | Course '物質が持つエネルギーの内訳（エントロピーと内部エネルギー）' |
| Breakdown of Energy Possessed by Substances (Changes before and after chemical reactions) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=361 | Course '物質が持つエネルギーの内訳（化学反応前後の変化）' |
| Derive a conditional equation for chemical equilibrium | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=362 | Course '化学平衡の条件式を導く' |
| Significant figures (introduction) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=368 | Course '有効数字（はじめに）' |
| Calculation of Addition, Subtraction, Multiplication, and Division with Significant Figures (Simplified Rules) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=369 | Course '有効数字を含む加減・乗除の計算（簡易ルール）' |
| Significant figures (simple rule application problems) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=370 | Course '有効数字（簡易ルールの応用問題）' |
| Chromatography (ion exchange resin) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=371 | Course 'クロマトグラフィー（イオン交換樹脂）' |
| Ion chromatography | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=372 | Course 'イオンクロマトグラフィー' |
| Gas chromatography | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=373 | Course 'ガスクロマトグラフィー' |
| Significant figures (error propagation - official version - basic edition) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=374 | Course '有効数字（誤差の伝搬―正式版―基礎編）' |
| Significant figures (error propagation - official version - applied problems) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=375 | Course '有効数字（誤差の伝搬ー正式版―応用問題）' |
| Coprecipitation and iron coprecipitation | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=377 | Course '共同沈殿と鉄共沈' |
