From the attached graphic, Half-life = ln (.5) / k
Half-life =.693147 / <span>0.1142
= </span><span><span><span>6.0695884413
</span>
days
The value of "k" should be negative and should have units associated with it.
</span>
</span>
Answer:
It's b. %99.7
Step-by-step explanation:
Just did it on A P E X
Your answer would be 12/25 tons. If you set up a proportion 2/5 X
-------- = -------
5/6 1
Solve your proportion.