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English Translations » 历史存档[信息] » Addition: [Daily Question] December 12 – Among the following

Addition: [Daily Question] December 12 – Among the following substances, which one contains free nitrogen?

2015-12-14View Original

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This post was last edited by yuzp000 on 2015-12-14 09:07. Daily Question Activity Question (single-choice question): Among the following substances, which one contains free nitrogen? A. Ammonia water B. Liquid ammonia C. Air D. The products formed upon the thermal decomposition of cuprous acid. Hidden content in this post: C. Air. Please participate actively for prizes. +10 points for correct answers, +5 points for participation. One time per person only. Close this topic after seven days.
Reply #22015-12-14
Among the following substances, the one that contains free nitrogen is (C). A. Ammonia water B. Liquid ammonia C. Air D. *ao The products formed upon the thermal decomposition of copper acid
Reply #32015-12-14
Among the following substances, the one that contains free nitrogen is (C).
Reply #42015-12-14
Among the following substances, the one that contains free nitrogen is (C Air)
Reply #52015-12-14
Among the following substances, the one that contains free nitrogen is (C). A. Ammonia water B. Liquid ammonia C. Air D. *ao The products formed upon the thermal decomposition of copper acid

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Translated at 2026-07-21 01:08:18

Original: https://bbs.hcbbs.com/thread-1508324-1-1.html

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