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Biology, 03.10.2019 05:30 chantianabess36
Ageologist is studying two different rhyolite flows to determine if they were erupted at the same time.
9)rhyolite #1 has 50% of the parent isotope f remaining. how many half lives have occurred?
10)rhyolite #2 has 75% daughter g and 25% parent h. how many half lives has the rock gone through?
11)parent isotope f in the first question has a half life of 100 million years. use your answer from question 9 to determine the age of rhyolite#1.
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