sarahjemaMalovettw sarahjemaMalovettw

16-05-2017
Chemistry

contestada

How many half-lives must elapse until 81 % of a radioactive sample of atoms has decayed?

Respuesta :

YourDailyDrug YourDailyDrug

16-05-2017

2.23 half-lives must elapse.

Answer Link

Otras preguntas

Compare and Contrast the movie "A Christmas Carol" to the book.

A ratio word problem 3 to 2

How do I find the vertex of the equation y= (x+7)^2 - 5 ?

I actually have 2 questions .......... what does haughtily mean ? what does induce mean ?

what is the rising action or events on lightning thief

How do I find the vertex of the equation y= (x+7)^2 - 5 ?

2 everyday items that are 1 decameter long ?

How Fast Do Different Parts Of The EM Spectrum Travel In A Vacuum?

Who had religious freedom in colonial Maryland?

please help me solve 3/5x = 6/7