perlasanchez5047 perlasanchez5047

23-11-2018
Mathematics

contestada

You have 2,088 grams of a radioactive kind of xenon. How much will be left after 18 hours if its half-life is 9 hours?

So idk.. 18 divied by 9 then.. idk

Respuesta :

Аноним Аноним

23-11-2018

After 9 hours there will be 2088 / 2 = 1044 grams left

After another 9 hours ( total of 18 hours) there will be 1044 / 2

= 522 grams left

Answer Link

Otras preguntas

A challenge to traditional (pre-1860) ideas about species came from embryology, when it was discovered that _____. a challenge to traditional (pre-1860) ideas a

Edit the sentence: the books that come from the library look very interesting observed agatha

whose client is Mr. Jackson?

What is the length of line RS? Use the law of sines to find the answer.Round to the nearest tenth.

Maria says that 6.25 os 1/100 the value od 625.Wriye an explanation to support Maria's statement.You can use equations or models in your explanation.

An element like silicon is not usually used to make wires or pans because it _____. is not solid at room temperature can leave behind traces of radioactivity I

alex has twice as much money as jennifer. jennifer has $6 less than shannon. Together they have 54$. How much money does each have?

While attending a town hall meeting, you hear someone from a national energy company argue that a new natural-gas drill site will not be environmentally damagin

what is the unit rate if 3.5 hours = $10

Gary made 20 treat bags for his Halloween party. In every 3rd bag he put lollipops, in every 4th bag he put Hershey Kisses and in every 5th bag he put fake eye