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Im totally lost! A sample from a refuse deposit near the Strait of Magellan had 60% of the carbon 14 of a contemporary living sample. Estimate the age of the sample ...?
asked
Mar 25, 2017
Mathematics
high-school
1
answer
5
votes
226k
views
Which solution has a molality of 0.25m nacl?
asked
Feb 8, 2017
Chemistry
high-school
2
answers
3
votes
86.6k
views
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