Mathematics, 17.04.2020 00:01 jones03riley
The half-life of Radium-226 is 1590 years. If a sample contains 500 mg, how many my will remain after 2000 years?
Answers: 2
Mathematics, 21.06.2019 21:00
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
Mathematics, 21.06.2019 21:00
What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.
Answers: 1
Mathematics, 21.06.2019 22:00
Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents
Answers: 2
The half-life of Radium-226 is 1590 years. If a sample contains 500 mg, how many my will remain afte...
Social Studies, 19.09.2019 15:30
Mathematics, 19.09.2019 15:30
Mathematics, 19.09.2019 15:30
Biology, 19.09.2019 15:30
Biology, 19.09.2019 15:30
Mathematics, 19.09.2019 15:30
Mathematics, 19.09.2019 15:30
Biology, 19.09.2019 15:30
Mathematics, 19.09.2019 15:30
Spanish, 19.09.2019 15:30