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An anthropologist finds bone that her instruments measure it as 0.601% of the amount of Carbon-14 the bones would have contained when the person was alive. How long ago did the person die? The half life
answered
Aug 2, 2018
Mathematics
high-school
0
votes
20.8k
views
Which compound does H2SO4 represent when in an aqueous solution? a) sulfur oxide b) sulfuric acid c) hydrogen sulfide d) hydrogen disulfate
answered
May 15, 2018
Chemistry
high-school
1
vote
22.9k
views
I don't think it's that hard if I wasn't dumb I could get it *-*
answered
May 10, 2018
History
middle-school
3
votes
207k
views
The chain of many building blocks such as is found in cellulose polypeptides a nucleic acid's is known as what
answered
Sep 28, 2017
Chemistry
high-school
3
votes
186k
views
Why does a high pressure system means nice weather. PLZ ANSWER IT ASAP!!!
answered
Jul 16, 2017
Biology
middle-school
4
votes
104k
views
White spotting, or piebald trait, characterized by an absence of hair pigment in specific places, is caused by mutant copies of a
answered
May 11, 2017
Biology
high-school
4
votes
171k
views
Simplify 5.3-2.8x-7.1+3.9x
answered
Sep 16, 2016
Mathematics
middle-school
1
vote
61.1k
views
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