Mathematics, 17.07.2019 19:30 deidrabenson72331
Suppose a laboratory has a 38 g sample of polonium-210. the half-life of polonium-210 is about 138 days. how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9 ; 0.07 g 8 ; 2,2622 g 8 ; 4.75 g 8 ; 0.15 g
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 15:00
Suppose a ball is dropped fromca height of 6ft. it bounces back up but time it bounces, it reaches only 7/10 of its pervious height. what is the total of each height that the ball reaches after 5 bounces
Answers: 1
Mathematics, 21.06.2019 19:30
If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b
Answers: 1
Mathematics, 21.06.2019 19:40
Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?
Answers: 3
You know the right answer?
Suppose a laboratory has a 38 g sample of polonium-210. the half-life of polonium-210 is about 138 d...
Questions
Mathematics, 12.03.2021 03:00
History, 12.03.2021 03:00
Mathematics, 12.03.2021 03:00
English, 12.03.2021 03:00
Mathematics, 12.03.2021 03:00
Mathematics, 12.03.2021 03:00
