【Daily Question】Production, Storage, and Transportation – 20190716
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The AC version of Production, Storage and Transportation offers a question per day; answering it correctly earns 5 wealth points； Effective participation grants 2 units of wealth ； A special bonus will be given to the first person who provides a correct explanation. Multiple-choice question: What is the required raw material for urea production? A. Ammonia content ≥99.5%, water content ≤0.5% B. Ammonia content ≥99.0%, water content ≤0.5% C. Ammonia content ≤99.5%, water content ≤0.5% D. Ammonia content ≤99.5%, water content not specified A. Ammonia content ≥99.5%, water content ≤0.5%
A. Ammonia content ≥99.5%, water content ≤0.5%
A. Ammonia content ≥99.5%, water content ≤0.5%