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

What does "the balloon effect" describe? A. the failure of the Mexican government to stop the drug trade B. the continual changing of governments in South Ame

Please Answer asap!!!!

Please help! Thanks so much. Escoge las formas correctas de los verbos usando la combinación de ir + a + infinitivo. Select the correct forms of the verbs using

Shakespeare’s pacing and action became immediate when he?

Consider the question y=x^2+5-6. determine weather the function has 2 minimum or maximum value. state

Claude Monet was a cofounder of what art style ? *impressionism *cubism *realism *fauvism

Helpppp need fast as possible Last year Debra had 30,000 to invest how much do she invest each account

The three Important reasons for studying history are

The snakes hissed and slithered, and I kept my distance from their cage

a cylinder well is 25 meters deep and has a diameter of 1.8 meters. Approximately how many cubic meters of soil were dug our to make the well?