subject
Mathematics, 19.05.2021 03:50 droidd133

Element X is a radioactive isotope such that every 28 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 80 grams, how long
would it be until the mass of the sample reached 62 grams, to the nearest tenth of a
year?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:40
Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g
Answers: 2
question
Mathematics, 21.06.2019 16:30
International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?
Answers: 2
question
Mathematics, 21.06.2019 20:10
Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36
Answers: 1
question
Mathematics, 21.06.2019 21:30
Which of the following is a solution of z^6 = 64i? 2(cos105° + isin105°) 2(cos120° + isin120°) 2(cos135° + isin135°) 8(cos15° + isin15°)
Answers: 1
You know the right answer?
Element X is a radioactive isotope such that every 28 years, its mass decreases by half. Given that...
Questions
question
History, 18.02.2021 20:20
question
Mathematics, 18.02.2021 20:20
question
Biology, 18.02.2021 20:20
question
Mathematics, 18.02.2021 20:20