Answers by Kyle Sponable
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Answers by Kyle Sponable

Answers by Kyle Sponable
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O-18, an isotope of oxygen, has a stable nucleus. O-19, another isotope of oxygen, does not have a stable nucleus. Based on this information, which statement is correct? -O-19 is radioactive; O-18 is not
answered Jun 9, 2017
1 vote
227k views
Which European country do you think has the most valuable colonies? Why? This is for imperialism in Africa Mini-Q. please help
answered Feb 26, 2017
3 votes
51.3k views
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