subject
Mathematics, 16.04.2021 04:40 maria051002camp

A sample of a radioactive isotope had an initial mass of 440 mg in the year 1990 and decays exponentially over time. A measurement in the year 1998 found that the sample's mass had decayed to 40 mg. What would be the expected mass of the sample in the year 2001, to the nearest whole number?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 17:20
What is the reflection image of (5,-3) across the line y = -x?
Answers: 1
question
Mathematics, 21.06.2019 17:40
Which of the following are accepted without proof in a logical system? check all that apply.
Answers: 1
question
Mathematics, 22.06.2019 01:30
The angle of elevation from point a to the top of the cliff is 38 degrees. if point a is 80 feet from the base of the cliff , how high is the cliff ?
Answers: 2
question
Mathematics, 22.06.2019 02:00
Jared had 3/7 of the minutes on a family phone plan remaining for the month. the plan is shared by 2 people. if divided equally what portion of the minutes remaining on the phone plan would be avalible for each person
Answers: 1
You know the right answer?
A sample of a radioactive isotope had an initial mass of 440 mg in the year 1990 and decays exponent...
Questions
question
English, 07.06.2021 22:10
question
Health, 07.06.2021 22:10
question
Mathematics, 07.06.2021 22:10
question
Mathematics, 07.06.2021 22:10