Radioactive decay can be described by the following equation

Last updated: 7/4/2023

Radioactive decay can be described by the following equation In A In Ao kt where Ao is the original amount of the substance A is the amount of the substance remainin after time t and k is a constant that is characteristic of the substance For the radioactive isotope cesium 129 k is 2 17 x 10 2 hours 1 If the original amount of cesium 129 in a sample is 50 5 mg how much cesium 129 remains after 34 6 hours have passed mg