Synthetic Ammonia One Question per Day 224 (2/9-2011)

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True or False: I9 L1 Q& N; y 1. Water can only be used to extinguish fires involving liquids that are lighter than water and insoluble in water. 2. In the event of a gas fire, immediate action should be taken to cut off the gas supply or introduce N2 and air. The purpose of the “One Question per Day on Basic Knowledge of Ammonia Production” activity is to review the knowledge we have already learned. By answering questions, participants can improve and strengthen their fundamental theoretical knowledge, recall what they have forgotten, discuss controversial points more thoroughly, and progress together. The top 50 answerers will definitely receive a reward. Please reply with the answer hidden; otherwise it will be invalid. To hide and view the method: http://bbs.hcbbs.com/thread-492556-1-1.html-. Please do not edit after replying. Answer key: 1. × Correct: Water can be used to extinguish fires only in the case of liquids that are heavier than water and insoluble in water. E. _" b/ N 2、×Correct: In the event of a gas fire, it is necessary to immediately try to cut off the source of the gas or introduce N2 and water vapor.