Mathematics, 05.10.2020 14:01, smarty5187
iodine-131 is a radioactive isotope that is a by-product of emissions of other radioactive isotopes. after the 2011 earthquake in japan that damaged server also nuclear reactors, high levels of iodine-131 were found near the nuclear power plants. iodine-131 has a half life of 8 days. if authorities found an original sample of 2.5 grams right after an emission from the plant, how much iodine-131 would be left 30 days later?
Answers: 1
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 14:00, tasha7121
9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10
Answers: 3
Mathematics, 21.06.2019 17:30, liamgreene90
Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250
Answers: 2
Mathematics, 21.06.2019 18:00, leomessifanboy678
Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.
Answers: 2
Do you know the correct answer?
iodine-131 is a radioactive isotope that is a by-product of emissions of other radioactive isotopes....
Questions in other subjects:
Mathematics, 22.07.2019 19:00
Mathematics, 22.07.2019 19:00
Mathematics, 22.07.2019 19:00
