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Critics who point out the presence of U.S. troops in various places around the world claim the nation's foreign policy most reflects diplomacy democracy imperialism isolationism
asked
Sep 14, 2017
Social Studies
high-school
2
answers
5
votes
14.4k
views
Why do elements in a group on the periodic table have similar chemical properties? A. same number of outermost electrons B. same number of protons C. similar atomic masses D. similar atomic numbers
asked
Dec 3, 2016
Chemistry
middle-school
1
answer
4
votes
39.9k
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