itscheesycheedar
30.08.2019 •
Physics
What is the age of a sample if there are 6 grams of an element that have not decayed outof an original 24 grams and has a half-life of 8yrs a. 8yrs b. 50yrs c. 29yrs d. 16yrs
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Ответ:
d ) 16 years
Explanation:
If n be number of half years passed then
m is mass undecayed m₀ is original mass
Here m = 6 g
m₀ =24 g
Putting these values
n = 2 half lives
age = 2 x 8 = 16 years
= 16 years
Ответ:
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Explanation:
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