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11,760,825 how do i weight in exspanded form
asked
May 11, 2017
Mathematics
middle-school
1
answer
2
votes
173k
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How can two atoms of the same chemical element be different? A. They may be different allotropes of the element. Each allotrope of the same element has a different number of neutrons. B. They may be different
asked
Jul 12, 2016
Physics
high-school
1
answer
1
vote
165k
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