Friday
December 19, 2014

Homework Help: math

Posted by claudia on Friday, May 18, 2007 at 8:01am.

What is the figure that gives the half-life of the isotope in minutes to 4 significant figures?
Exponential regression on a set of data, which gives the amount of atoms of a radioactive isotope remaining after a time X minutes, produced the following output.

ExpReg
y = a*b^x
a = 10001
b = 0.90002

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - How do I set-up/solve this problem? Please help me. The half-life of the ...
Half-life - After two hours, 1/16 of the initial amount of a radioactive isotope...
please help - maths - Data are collected on the average second-hand price of a ...
College Algebra - Use a calculator to help solve the problem. One isotope of ...
calculus - How do I set-up/solve this problem? Please help me. The half-life of ...
hard math question - When a certain drug enters the blood stream, its potency ...
Chemistry - Gallium65, a radioactive isotope of gallium, decays by first order-...
Math - D.E.Q. - The half-life of a radioactive isotope is the amount of time it ...
Chemistry - I've figured out most of it. I'm not sure how to find the percentage...
science - In the laboratory small zircon crystals were separated from granite (K...

Search
Members