March 26, 2016: Participated in +2 Wealth； +3 to 8 wealth for correct answers

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This post was last edited by chqd812 on 2016-3-26 at 09:11. In order to increase the popularity of the chemical analysis section, a \"One Question per Day\" activity has been launched; this aims to foster active technical exchanges while also providing members with financial rewards. 【One Question per Day】 (Single-choice question): Strongly alkaline solutions should not be left in glass containers for more than ( ) minutes, to avoid corroding the glass. A. 20 B. 30 C. 15 D. 25. Correct answer: A. Please reply with your answer; answering correctly earns you +2 points, while getting all answers right grants an additional +3 to +8 points. Those who provide thorough analyses or detailed calculation processes for the questions and answers will receive extra rewards. If your answer is correct and your analysis is accurate, it will be marked as the best reply (or best assistance). Feel free to answer the questions.