Situation: Find t
Round
A 42 gram sample of a substance that's
used to treat thyroid disorders
has a k-
value of 0.124.
-kt
N = Noe
No = initial mass (at time t = 0)
N = mass at time t
k = a positive constant that depends on
the substance itself and on the units
used to measure time

t=time, in days

Find the substance’s half-life, in days. Around your answer to the nearest tenth.

answer: b.48 for

step-by-step explanation:

529 and 531

step-by-step explanation:

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

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just pick what you think i need more time let me know if this

step-by-step explanation: