Mathematics, 29.04.2021 21:50 dixks

a sample of radioactive isotope had an initial mass of 800 mg in the year 2000 and decays exponentially better over time. a measurement in the year 2005 found that the sample’s mass had decayed to 190 mg. what would be the expected mass of the sample in the year 2009, to the nearest whole number?

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:00, rdrboo

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

Answers: 1

continue

Mathematics, 21.06.2019 16:00, lidsrays

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

Answers: 1

continue

Mathematics, 21.06.2019 19:00, breannaasmith1122

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Answers: 2

continue

Mathematics, 21.06.2019 21:30, izabelllreyes

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Answers: 2

continue

You know the right answer?

a sample of radioactive isotope had an initial mass of 800 mg in the year 2000 and decays exponentia...