Respostas

A melhor resposta!
2014-08-29T15:37:27-03:00
M=mo.2^(-t/x)

m=12.2^(-75/15)
m=12.2^(-5)
m=12/(2^5)
m=12/32
m=6/16=3/8=0,375g
m=375mg
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