See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 questions from this quiz
Impossible to predict when a nucleus decays
Probability of decay per unit time
Initial number of nuclei
Time for half of nuclei to decay
T1/2=ln2λT_{1/2} = \frac{\ln 2}{\lambda}T1/2=λln2
−λ-\lambda−λ
Becquerels (Bq)
A=λNA = \lambda NA=λN
5730 years
6 hours
Select your subjects, and get access to A+ resources today.