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All Muslims are required to make a pilgrimage once in their lives to the holy site of
asked
Aug 11, 2016
Geography
high-school
2
answers
4
votes
102k
views
Which statement describes a chemical property of silicon? A) Silicon has a blue-gray color. B) Silicon is a brittle solid at 20.°C. C) Silicon melts at 1414°C. D) Silicon reacts with fluorine.
asked
Jul 23, 2016
Chemistry
high-school
2
answers
3
votes
46.0k
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