A 33 gram sample of a substance that's
used to detect explosives has a k-value
of 0.1467.
1 answer:
Answer:From the attached graphic, Half-life = ln (.5) / k
Half-life =.693147 / 0.1142
= 6.0695884413 days
Step-by-step explanation:The value of "k" should be negative and should have units associated with it.
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