subject
Physics, 09.04.2020 06:12 moningersavannah

An isotope has a half life of 2 days. After 6 days, how much of the original material is left?

A. 12%
B. 12.5%
C. 30.2%

ansver
Answers: 3

Another question on Physics

question
Physics, 21.06.2019 17:20
The specific heat of silver is 0.057 calories/gram°c. if 10.0 grams of silver were heated and the temperature of the sample changed by 20.0°c, how many calories of heat energy were absorbed by the sample?
Answers: 1
question
Physics, 22.06.2019 06:00
Explain earth's motion, using the terms "precession" and "rotation" in your answer.
Answers: 1
question
Physics, 22.06.2019 12:20
Electric field of the earth. the earth has a net electric charge that causes a field at points near its surface equal to 150 n> c and directed in toward the center of the earth. (a) what magnitude and sign of charge would a 60-kg human have to acquire to overcome his or her weight by the force exerted by the earth’s electric field? (b) what would be the force of repulsion between two people each with the charge calculated in part (a) and separated by a distance of 100 m? is use of the earth’s electric field a feasible means of flight? why or why not?
Answers: 2
question
Physics, 22.06.2019 14:30
Lightning is an example of what phenomenon? a release of a large amount of energyan absorption of a large amount of energya natural electric circuita natural electric current
Answers: 1
You know the right answer?
An isotope has a half life of 2 days. After 6 days, how much of the original material is left?
...
Questions
question
Mathematics, 23.07.2019 00:00
Questions on the website: 13722363