Recent content by Treeps

  1. T

    High School Nuclear Decay with time (half-life,initial activity/ nuclei)

    Ok, thanks for your help !
  2. T

    High School Nuclear Decay with time (half-life,initial activity/ nuclei)

    Euh is it A0=N0*decay constant ?
  3. T

    High School Nuclear Decay with time (half-life,initial activity/ nuclei)

    Hi! I just keep having a hard time looking for the formula stating the relationship between half life, the initial number of unstable nuclei and the initial activity, can someone help me on that ? To be more specific, here is a problem which can be solved using that formula: "A substance has a...