In this half-life activity, learners are guided through the steps of solving radioactive decay problems. They solve nine problems finding rates of decay, half-life and quantities of substances remaining after given amounts of time.
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AP Chemistry Topic 8: Kinetics, Much More Practice
By completing this thorough set of practice exercises, your chemistry stars will shine! They will demonstrate their handling of kinetics problems: order of reactants, rate constants, rate law, and half-life. You will definitely want to...
10th - 12th Science
Exponential Decay Formula (can skip, involves Calculus)
Sal continues his discussion of decay by showing students the math involved in determining how much a substance is left after one half-life, two half-lives, and even three half-lives have gone by. He sets up a general function of time...
12 mins 7th - 10th Science