Chemistry, 29.10.2021 14:00, tyreshagarrett123
Approximately what percentage of Rb-87 will have decayed to Sr-87 when the rock is 3 billion years old?
After 0.02 half-
lives
After 0.04 half-
lives
After 0.06 half-
lives
After 0.08 half-
lives
percent of Rb-87
remaining
98.623
97.265
95.926
94.606
Answers: 2
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Approximately what percentage of Rb-87 will have decayed to Sr-87 when the rock is 3 billion years o...
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