subject
Mathematics, 29.04.2021 21:20 Adrian12313

a sample of a radioactive isotope had an initial mass of 490 mg in the year 1996 and decays exponentially over time. a measurement in the year 1998 found that the sample's mass had decayed to 240 mg. what would be the expected mass of the sample in the year 2005, to the nearest whole number?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 13:00
Zoe placed colored blocks on a scale in science class. each block weighed 0.8 ounces. the total weight of all the colored blocks was 12.8 ounces. how many blocks did zoe place on the scale? write and solve an equation to find the answer.
Answers: 2
question
Mathematics, 21.06.2019 13:30
We must first determine the shape of a rectangular prisms _ a0 to find area of the prism
Answers: 3
question
Mathematics, 21.06.2019 19:30
:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?
Answers: 2
question
Mathematics, 22.06.2019 06:00
Mr. lash has 42 pounds of dog food to divide among his dogs. if each dog receives 7/8 pounds of food for each feeding, how many times can mr. lash feed his animals?
Answers: 1
You know the right answer?
a sample of a radioactive isotope had an initial mass of 490 mg in the year 1996 and decays exponent...
Questions
question
Mathematics, 10.04.2021 06:50
question
Mathematics, 10.04.2021 06:50
question
Social Studies, 10.04.2021 06:50
question
Mathematics, 10.04.2021 06:50
question
Business, 10.04.2021 06:50