The half-life of a radioactive kind of iodine is 60 days. How much will be left after 240 days, if you start with 480 grams of i
t?
1 answer:
Answer:
30 grams
Step-by-step explanation:
half life is 60 days so every 60 days the amount 480 grams will be half
in 240 days will decay 240 /60 = 4 times
once 480 /2 = 240
twice 240 /2 = 120
trice 120 / 2 = 60
four times 60/2 = 30 grams will be left
You might be interested in
Answer:
$300
Step-by-step explanation:
has: $11,200 plus $400
owes: $4500+ $800+ $6000
$11,600- $11, 300= $300
The answer is 1.0469903e+17 Hope this helped
Answer: 9/52
Step-by-step explanation:
Answer:
9-
Step-by-step explanation: 9-
C
the correct answer would be c
