You measure the decay rate of a radioactive sample to be 4.225 x 101 Bq. After 139 seconds, the decay rate is 1/4 the initial rate. A) What is the half life of the sample? B) How many nuclei were initially in the sample?
You measure the decay rate of a radioactive sample to be 4.225 x 101 Bq. After 139 seconds, the decay rate is 1/4 the initial rate. A) What is the half life of the sample? B) How many nuclei were initially in the sample?
Related questions
Question
SHOW WORK
Transcribed Image Text:You measure the decay rate of a radioactive sample to be 4.225 x 101 Bq. After 139 seconds, the decay rate is 1/4 the initial
rate.
A) What is the half life of the sample?
B) How many nuclei were initially in the sample?
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 3 steps with 3 images
