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Answers by Cassia

Answers by Cassia
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A gas is collected from a radioactive material; upon inspection, the gas is identified as helium. the presence of the helium indicates the radioactive sample is most likely decaying by
answered Mar 18, 2018
6 votes
138k views
Ancient Athens was a direct democracy The united states Constitution provides for a representative democracy. DO you think the united states should change to direct democracy? Why or why not?
answered Oct 7, 2017
1 vote
176k views
Which is another way to write 7,400
answered Jan 28, 2017
4 votes
118k views
Whats the very first country to have a president and who was that president??
answered Nov 24, 2016
3 votes
13.0k views
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