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One half-life is the time required for half of a substance to decay or transform into another substance. The specific duration of a half-life varies depending on the material or isotope in question; for example, the half-life of carbon-14 is about 5,730 years, while that of iodine-131 is approximately 8 days. Therefore, without specifying a particular isotope, one cannot determine a standard duration for a half-life in days.
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How many 14.0-day half-lives occur in 84.0days?
To find out how many 14.0-day half-lives occur in 84.0 days, you can divide the total time by the length of one half-life. So, 84.0 days ÷ 14.0 days/half-life = 6 half-lives. Therefore, there are 6 half-lives in 84.0 days.
How many days in 36 hours?
One and a half days.
If a peacock and a half lays an egg and a half in one and a half days how many eggs are laid in three days?
Oh, dude, let's break this down like we're solving a mystery. If a peacock and a half lays an egg and a half in one and a half days, that means one peacock lays one egg in one and a half days. So, in three days, two peacocks would lay two eggs. Simple math, my friend.
How many weeks in half a fortnight?
Half a fortnight is one week. A fortnight consists of 14 days, so dividing that in half gives you 7 days, which is equal to one week.
How many hours in three and one half days?
84 hours
How many half-lives have passed after 32 days?
If ' L ' is the number of days in one half-life, then the number of half-lives in 32 days is (32 / L) .
How many 14.0-day half-lives occur in 84.0days?
To find out how many 14.0-day half-lives occur in 84.0 days, you can divide the total time by the length of one half-life. So, 84.0 days ÷ 14.0 days/half-life = 6 half-lives. Therefore, there are 6 half-lives in 84.0 days.
A particle element has a half-life of 27 days after 54 days have elapsed how much of the radioactive material is left is called?
54 days is 2x27. After one cycle of a half life (27 days), one-half of the substance would be left. After a second cycle of a half life (27 more days, for a total of 54), one-half of one-half is left, or one-fourth.
Determine the amount of time it takes for three fourths of a radioactive sample of an isotope to decay?
The half-life is 4 days. That means half of it will be gone in 4 days, and that leaves half of the original sample. In another 4 days, half of the remaining half will have decayed. And that will leave only 1/4 th of the original sample. That means 3/4 ths of the original sample will have decayed. In 8 days, three fourths of a sample of a radioactive element with a half-life of 4 days will have decayed.
If one and a half chickens lay one and a half eggs in one and a half days How many eggs do 12 chicken lay in 12 days?
216 Eggs.
How many days to get to Michigan from Los Angeles?
one and a half days
How do you determine the half life of a radioactive substance that has changed through radioactive decay After 40 days the original substance left is is one sixteenth of the original amount?
To determine the half-life of the substance, you can use the fact that after one half-life, the substance will be reduced to half of its original amount. In this case, after 40 days, the substance is reduced to one sixteenth of its original amount, which represents 4 half-lives (since 1/2^4 = 1/16). Thus, each half-life of this substance is 10 days.
How many days in 36 hours?
One and a half days.
What is the half life of radon 222?
The half life of 222Rn, the naturally found isotope of radon, is 3.8235 days.
If a peacock and a half lays an egg and a half in one and a half days how many eggs are laid in three days?
Oh, dude, let's break this down like we're solving a mystery. If a peacock and a half lays an egg and a half in one and a half days, that means one peacock lays one egg in one and a half days. So, in three days, two peacocks would lay two eggs. Simple math, my friend.
How many days is 901 hours?
37 and one half
If the half life of an element is 5 days and 100 milligrams of the element is initially available how many milligrams (mg) of the element is available after 20 days?
The answer is 2. If after one half-life only half of the element remains, then after another half-life half of what was there only remains. So a half of a half is a quarter (or a fourth). So that's 2 half-lives.
