Anonymous
Anonymous asked in Science & MathematicsPhysics · 8 years ago

I know the half life but how do i find k?

My equation is N(t)=20000e^(k*10.5) how do i find k?

1 Answer

Relevance
  • 8 years ago
    Best Answer

    Is 10.5 the half life?

    For any half life the ratio of activity is 0.5

    0.5 = e^(10.5k)

    ln(0.5) = 10.5k

    k=ln(0.5)/10.5

Still have questions? Get your answers by asking now.