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OpenStudy (anonymous):
A 10 gram sample of a substance that's used to detect explosives has a k-value of 0.1353. Find the subtance's half-life, in days.round to the nearest hundreds
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OpenStudy (anonymous):
Vocaloid (vocaloid):
start by plugging in all the values given into the equation
Vocaloid (vocaloid):
|dw:1444066365604:dw| then solve for t
OpenStudy (anonymous):
how do i solve for t?
Vocaloid (vocaloid):
rewrite both sides as natural logs|dw:1444066555305:dw|
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OpenStudy (anonymous):
i got -3.6954915
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