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【Daily Question】December 22, 2016 – Participate to earn +2 wealth; +3 to +10 wealth for correct answers

2016-12-22View Original

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To increase the popularity of the chemical analysis section, a \"One Question per Day\" campaign has been launched to foster an active atmosphere for technical exchanges while also providing financial rewards to users. 【Daily Question】 In iodometric titration, the methods to prevent the evaporation of iodine are: (1) Adding an excess of ( ) ; (2) Titration is generally carried out at ( ) temperature ; (3) Do not ( ) shake the solution while determining. Standard**: Potassium iodide, room temperature, intense. Reply with your answer; +2 wealth points for participating in the quiz. An additional +3 to 8 wealth points if all answers are correct. Extra wealth points will be given if the questions or answers are analyzed and explained in detail (or if there is a thorough calculation process). If your answer is correct and your analysis/explanation is accurate, it will be marked as the best reply (or the best assistance). Feel free to answer the questions.
Reply #22016-12-22
In iodometric titration, methods to prevent the evaporation of iodine include: (1) adding an excess of potassium iodide; (2) Titration is generally carried out at (room) temperature ; (3) Do not shake the solution (vigorously) while determining.
Reply #32016-12-22
In iodometric titration, methods to prevent the evaporation of iodine include: (1) adding an excess of KI; (2) Titration is generally carried out at (room temperature) ; (3) Do not shake the solution (vigorously) when determining
Reply #42016-12-22
In iodometric titration, methods to prevent the evaporation of iodine include: (1) adding an excess of potassium iodide; (2) Titration is generally carried out at (room) temperature ; (3) Do not shake the solution (vigorously) while determining.
Reply #52016-12-22
In iodometric titration, methods to prevent the evaporation of iodine include: (1) adding an excess of potassium iodide; (2) Titration is generally carried out at (room) temperature ; (3) Do not shake the solution (violently) while determining.

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