Register
You have 192 grams of a radioactive kind of iodine. How much will be left after 28 hours if its half-life is 7 hours?
145k views
3 votes
You have 192 grams of a radioactive kind of iodine. How much will be left

after 28 hours if its half-life is 7 hours?

User Robert Petz
by
7.3k points

1 Answer

5 votes

Answer:

192/2= 96 g after 7h

96/2=48 g after 14h

48/2= 24 g after 21h

24/2= 12 g after 28h

User Supertech
by
8.1k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.9m questions

11.6m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Link Copied!