A radioactive substance has a half-life period of 30 days. What is the disintegration constant?

Q: Material found with the body had a C-14 activity of about 0.215 Bq per gram of carbon, where the A0…

A: The half life is t1/2=5730 yrs

Q: 5. (P19) A nucleus of element 114 is produced by fusing calcium - 48 with plutonium-244. Write the…

A: “Since you have asked multiple questions, we will solve the first question for you. If you  want any…

Q: A specific radioactive material was measured to have an activity of 347 MBq at 7:00 A.M., what is…

A: Given: The initial activity of the radioactive material at t = 0 (7:00 A.M) is A0 = 347 MBq The…

Q: The mass defect for potassium-40 is: -___x10-28kg. (Give your answer with 3 sig digs and do not…

A: The objective of this question is to calculate the mass defect of potassium-40. The mass defect is…

Q: Potassium-argon dating is used to measure the age of rocks formed from cooled lava by determining…

A: Potassium-argon dating is an interesting way to measure the age of rocks formed from cooled lava. It…

Q: We obviously cannot wait for 4 million years to determine the half-life of technetium, or even 87.7…

A: An expression for half-life of a radioactive substance has to be derived.

Q: A 25g piece of charcoal is discovered in a prehistoric cave. Carbon 14 of the sample shows a…

A: in this question we have to find year of trees by their samples of carbon . with help of radio…

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.