March 27, 2015

Posts by Leslee

Total # Posts: 2

human geography
discuss quota systems-what is it, why? purpose? is it still in effect? what forms?
October 17, 2010

The half-life of I-131 is 8 days. The lab has a sample of I-131 weighing 150g. How much would be left after 40 days?
October 7, 2010

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