Monday
September 22, 2014

Homework Help: math

Posted by diane on Wednesday, January 12, 2011 at 8:01am.

how to compute this problem?

a certain element has a half life of 12 years. if there were 1000 milligrams originally, find the remaining amount after 20 years?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

PreCalculus - The half life of Carbon-14 is 5730 years. a. find the rule of the ...
Calculus - If 40 milligrams of strontium-90 radioactively decays to 12 ...
CALCULUS - A smoke detector contains 0.2 mg of Americium 241 (Am-241), a ...
Calculus - A smoke detector contains 0.2 mg of Americium 241 (Am-241), a ...
Calculus - A smoke detector contains 0.2 mg of Americium 241 (Am-241), a ...
math - the half life of the carbon isotope C14 is about 5700 years. A. about how...
Chemistry - Which radioactive sample would contain the greatest remaining mass ...
Chemistry - the half-life of cobalt-60 is 5.20 years.. how many milligrams of a ...
Chemistry - How much a 2.00 g 239 Pu would have decayed after 1.6 x 10^4 years? ...
word problem - The half life of cesium-137 is 30 years. Suppose we have a 10-g ...

Search
Members