(Solved): 3. For each of the four layers shown below, complete the chart by recording the answers in the ans ...

3. For each of the four layers shown below, complete the chart by recording the answers in the answer column. Refer to the previous page sample, if needed. Layer 'A' Answers Number of parent isotopes? Number of daughter isotopes? What percent of parent isotope remains? How many half-lives passed? Layer A How old is this this layer? Green Parent Isotopes Yellow Daughter Isotopes Half-life of Parent Isotope 150 million years. Layer 'B' Number of parent isotopes? Number of daughter isotopes? What percent of parent isotope remains? How many half-lives passed? Layer B How old is this this layer? Green Parent Isotopes Yellow Daughter Isotopes. Half-life of Parent Isotope 150 million years. Answers