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A sample of a compound contains 9.11 g Ni and 5.89 g F. What is the empirical formula of this compound? A.) NiF B.) Ni3F2 C.) NiF2
asked
Jun 25, 2018
Chemistry
high-school
2
answers
0
votes
176k
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Which segment of the U.S. population was harmed by the geographical spread of railroads? a.Business owners b.Native Americans c.Former slaves d.Western townspeople
asked
Jan 8, 2018
History
high-school
2
answers
5
votes
108k
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