![Half-life period of a radioactive element is 100 seconds. Calculate the disintegration constant and average life period. How much time will it take for 90% decay? Half-life period of a radioactive element is 100 seconds. Calculate the disintegration constant and average life period. How much time will it take for 90% decay?](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/529420668_web.png)
Half-life period of a radioactive element is 100 seconds. Calculate the disintegration constant and average life period. How much time will it take for 90% decay?
![To determine the half-life of a radioactive element, the student plots a graph of ln|dN(t)\/dt| versus t. Here dN(t)\/dt is the rate of radioactive decay at time t. If the number of To determine the half-life of a radioactive element, the student plots a graph of ln|dN(t)\/dt| versus t. Here dN(t)\/dt is the rate of radioactive decay at time t. If the number of](https://www.vedantu.com/question-sets/a73af632-aea0-4da3-8265-f4e7ef712fb75611755112641743004.png)
To determine the half-life of a radioactive element, the student plots a graph of ln|dN(t)\/dt| versus t. Here dN(t)\/dt is the rate of radioactive decay at time t. If the number of
![PPT - CALCULATING HALF-LIFE Aim: How can we measure how much of a radioactive element decayed? PowerPoint Presentation - ID:2129831 PPT - CALCULATING HALF-LIFE Aim: How can we measure how much of a radioactive element decayed? PowerPoint Presentation - ID:2129831](https://image1.slideserve.com/2129831/calculating-half-life-aim-how-can-we-measure-how-much-of-a-radioactive-element-decayed-l.jpg)