Mathematics, 25.12.2019 04:31 mcouil9369
Radium-226 is a radioactive substance with an annual decay rate of 0.04 % . a series of coal mines in poland contain an abundance of the aforementioned isotope of radium. if these coal mines contained 400 thousand kilograms of radium-226 in 1937, then how much radium-226 would be left in those coal mines in 2017? round your answer to the nearest kilogram.
Answers: 2
Mathematics, 21.06.2019 17:00
Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?
Answers: 1
Mathematics, 21.06.2019 23:00
Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction
Answers: 2
Mathematics, 22.06.2019 02:30
Which of the following multiplication expressions can be modeled by the tiles shown? check all that apply. 8(3) = 24 6(4) = 24 (3)(12) = 36 24(3) = 72 3(8) = 24 2(12) = 24
Answers: 2
Radium-226 is a radioactive substance with an annual decay rate of 0.04 % . a series of coal mines i...
Mathematics, 13.11.2020 14:40
Arts, 13.11.2020 14:40
English, 13.11.2020 14:40
Mathematics, 13.11.2020 14:40
Biology, 13.11.2020 14:40
Physics, 13.11.2020 14:40
Spanish, 13.11.2020 14:40
Mathematics, 13.11.2020 14:40
History, 13.11.2020 14:50
Mathematics, 13.11.2020 14:50
Mathematics, 13.11.2020 14:50
Mathematics, 13.11.2020 14:50
History, 13.11.2020 14:50
English, 13.11.2020 14:50