【Daily Question】November 29, 2015: Participation +2 Wealth； +3 to 8 wealth for correct answers

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This post was last edited by zjp on 2015-12-1 08:05. To increase the popularity of the chemical analysis section, a \"One Question per Day\" campaign has been launched; this aims to foster active technical exchanges while also providing financial rewards to users. 【Daily Question】 (Single-choice question) The background interference in atomic absorption spectrophotometry mainly manifests in the form of ( ). A. Spectral lines emitted by the element under test in the flame B. Spectral lines emitted by interfering elements in the flame C. Non-resonant lines generated by the light source D. Molecular absorption lines produced in the flame Answer: D. Post your answer in the replies to participate; you will receive +2 wealth points for that. If you answer all questions correctly, you’ll get an additional +3 to +8 wealth points. Those who provide thorough analyses and explanations for the questions or answers, or include detailed calculation processes, will receive extra wealth points as a reward. If your answer is correct and your analysis is accurate, it will be marked as the best reply (or the best assistance). Feel free to answer the questions. Note: We will close this post after 24 hours, and at that time we will announce the best reply (the best assistance), as well as the answer and explanation.