Answer:
Explanation:
The formula for this, the easy one, is
where No is the initial amount of the element, t is the time in years, and H is the half life. Filling in:
and simplifying a bit:
and
N = 48.0(.0625) so
N = 3 mg left after 12.3 years
Explanation:
both are areas of land that drain to particular water bodies such as lakes
Answer:
A. 10 N
Explanation:
the weight of melon is 1×10=10N
The answer is a. Hope this helps :)