Q.17 "Please No Attachments They Won't Open"

~0.049t A sample of 700 g of an isotope decays to another isotope according to the function A(t) = 700e , where t is the time in years. {a) How much of the initial sample will be left in the sample after 25 years? {b) How long will it take the initial sample to decay to half of its original amount? L TET (@) After 25 years, about D g of the sample will be left. {Round to the nearest hundredth as needed.) (b) After about B years, the initial sample will decay to half of its original amount. {Round to the nearest hundredth as needed.) b alsalidls r