[Soda Ash Knowledge] Question of the Day (105) January 16, 2010

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This post was last edited by wal5980729 on 2010-1-15 at 21:17. Please hide replies; posts with replies that are not hidden will generally not be scored. Edited posts will also not be scored. Specific hiding method: http://bbs.hcbbs.com/viewthread.php?tid=492556&highlight=%D2%FE%B2%D8 This month’s question is taken from page 14 of “Question Bank for Technical Workers’ On-the-Job Training – Operators in Soda Ash Production”. Download the e-book version of this book: http://bbs.hcbbs.com/thread-13140-1-2.html True or False: 1. The process of slaking lime to produce hydrated lime is an endothermic process. ( ) 2. Due to different discharge methods, lime slakers can be categorized into those with an inner sleeve and those without an inner sleeve. ( ) 3. The slaking time of overburned lime is very long. ( ) 4. When the combustion temperature of limestone is relatively high, more reactive CaO can be obtained. ( )