NenaDelBarrioF109 NenaDelBarrioF109

12-10-2017
Mathematics

contestada

Suppose you have a cache of radium, which has a half-life of approximately 1590 years. how long would you have to wait for 1/5 of it to disappear?

Respuesta :

Kalahira Kalahira

21-10-2017

You would have to wait 318 years for 1/5 (20%) of the Radium to disappear. 1590 is the point where half of the Radium would decay, so if you take 20% of that, it would equate out to 318 years. Radium has a long half life!

Answer Link

Otras preguntas

how did the dawes plan affect europe

Only Women and children can be victims of domestic violence

What is the power of 10 when 0.000028 is written in scientific notation

Show how to make a ten to solve 3 - 7

Group of organs working together to perform a specific job?

where pyramids mostly made

find the supplement to each angle of 100°

What is some conclusive evidence that organisms of two different species share a common ancestor?

The Sabattier effect is _____________________

The Crusades were wars fought by Christians against the pope