This video clips can be used in teaching topic : 'Bases and Alkalis'...
Retrieved at http://www.youtube.com/watch?v=95HaDtR35eI&feature=related
Wednesday, October 19, 2011
Preparation of Ammonia
Retrieved at http://www.youtube.com/watch?v=95HaDtR35eI&feature=related
Posted by Maz911 at 7:04 AM
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