Question

The following graph shows the rates of decay for four parent isotopes. Based on the graph, which parent isotope most likely has a half-life of 600 million years?
The following graph shows the rates of decay for four parent isotopes. Based on the graph, which parent isotope most likely has a half-life of 600 million years?
http://bb91.misd.net/courses/1/LH188045B/ppg/respondus/exam_05.02_Relative_and_Absolute_Time_(Honors)/art053.jpg

Answer 1

@Abhisar

Answer 2

No idea buddy !

Answer 3

@gamer456148 Well, what is a half life? It is the time it takes for 50% mass loss. Which one of your lines intersects at ~600 million years on the x-axis and 50% on the y-axis?

Answer 4

Is it A?

Answer 5

@mrdoldum

Answer 6

@gamer456148 Yep.