Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
Radioactive Decay
To bobpursley,
the half life is 40.(potassium 40)
1 answer
You are mistaken. Potassium 40 has a half-life of 1.248×109 years. So two half-lifes is twice that. You need to learn what the 40 means in Potassium 40
You can
ask a new question
or
answer this question
.
Related Questions
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5 × 10° years The half-life of
Sam is comparing half a life of two is to popes of uranium the half-life of uranium negative 2 3/8 is 4.5 * 10 ^ 9 years the
Potassium-42 has a half life of 12.4 hours. How much of an 848 g sample of potassium-42 will be left after 62.0 hours?
Please
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5×109 years. The half-life of
sam is comparing the half-life of two isotopes of uranium. The half-life of uranium-238 is 4.5 × 10⁹ years. The half- life of
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5 x 10^9 years. The half-life of
Sam is comparing the half-life of two isotopes of uranium. The half-life of Uranium-238 is 4.5×10^9 years. The half-life of
Sam is comparing the half life of two isotopes of uranium the half-life of uranium minus -238 is 4.5 * 10 9 years the half life
The half life of potassium is 23 days. The initial amount of potassium is 20 grams. The half life formula is :
, where A(x)
Why is potassium-argon dating most applicable to dating very old rocks?
potassium’s long half-life potassium’s short