1. The mole concept 2. Why did people start using kilograms, meters, liters etc? 3. A mole is simply a unit of measurement. Units are invented when existing units are inadequate.…

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1. GATE LIFE SCIENCES 2010 Solved by Anna Purna Answersreinforcedwith explanations http://purnasrinivas.weebly.com http:// purnasrinivas.blogspot.com 2. 1. Nucleolus is involved…

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Slide 1 Synthetic Polymers By:Soo Ying YuSharanya MohanadasChristina OngNg Yi VonTan Kah Peng Polymers are large molecules made up of many smaller and identical repeating…

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Microsoft Word - LIBS_TASK OOSCI 06_5070_01 2005.doc UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level CHEMISTRY 5070/01…