Mathematics, 26.10.2021 19:20 micro7909
A sample of a radioactive isotope had an initial mass of 370 mg in the year 2007 and
decays exponentially over time. A measurement in the year 2012 found that the
sample's mass had decayed to 80 mg. What would be the expected mass of the
sample in the year 2020, to the nearest whole number?
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 15:20
Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?
Answers: 3
Mathematics, 21.06.2019 18:30
Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?
Answers: 1
Mathematics, 21.06.2019 22:00
In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in
Answers: 1
Mathematics, 21.06.2019 22:30
If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|
Answers: 1
You know the right answer?
A sample of a radioactive isotope had an initial mass of 370 mg in the year 2007 and
decays expone...
Questions
Business, 18.12.2020 02:20
Social Studies, 18.12.2020 02:20
Mathematics, 18.12.2020 02:20
English, 18.12.2020 02:20
Physics, 18.12.2020 02:20
Mathematics, 18.12.2020 02:20
Computers and Technology, 18.12.2020 02:20
Mathematics, 18.12.2020 02:20
Computers and Technology, 18.12.2020 02:20
Mathematics, 18.12.2020 02:20
Mathematics, 18.12.2020 02:20
English, 18.12.2020 02:20
Physics, 18.12.2020 02:20
English, 18.12.2020 02:20
