Graciouzgigi9983 Graciouzgigi9983
  • 22-05-2017
  • Physics
contestada

After two hours, 1/16 of the initial amount of a certain radioactive isotope remains undecayed. The half-life of the isotope is:

Relax

Respuesta :

orisisa
orisisa orisisa
  • 22-05-2017
The half life is 30 minutes.
30 mins- 1/2 left
60 mins- 1/4 left
90 mins- 1/8 left
120 mins- 1/16 left
120 mins= 2 hours
Answer Link

Otras preguntas

a bag contains 56 marbles. each marble is either red, green, or yellow. a marble is randomly removed from the bag and then returned to the bag. the probability
Explain how Jim Crow laws circumvented the intent and meaning of the Thirteenth, Fourteenth, and Fifteenth Amendments
What is 15% of 60? Create a model to prove your answer
What is the force in N of an object that has a mass of 7 kilograms and an acceleration of 4 m/s/s
what is 3 tenths greater than 80%
15/124 times 230/30 divided by 230/124
a recording studio charges musicians an initial fee of $50 to record an album. studio time cost an additional $75 per hour. write a linear model that represents
a bag contains 56 marbles. each marble is either red, green, or yellow. a marble is randomly removed from the bag and then returned to the bag. the probability
solve 5y=135 please help me
$1.12 for 8.2 ounces help as soon as possible