babudeepak1998gfg

A sample of 500 g of radioactive lead-210 decays to polonium-210 according to the function . A(t)- 500 e0032t, where t is time in years. Find the amount of radioactive lead remaining after (a) 4 yr, (b) 8 yr (c) 10 yr. (d) Find the half-life. (a) The amount of radioactive lead remaining after 4 yr will be Round to the nearest integer as needed.) g. (b) The amount of radioactive lead remaining after 8 yr will be (Round to the nearest integer as needed.) (c) The amount of radioactive lead remaining after 10 yr will be (Round to the nearest integer as needed.) g (d) The half-life is about_ 2 (Round to two decimal places as needed.) yr.

sample of 600 g of radioactive lead-210 decays to polonium-210 according to the function A(t) = 600 e^-0.032t, where t is time in years. Find the amount of radioactive lead remaining after 4 yr, 8 yr, 20 yr, Find the half-life. The amount of radioactive lead remaining after 4 yr will be The amount of radioactive lead remaining after 8 yr will be The amount of radioactive lead remaining after 20 yr will be The half-life is about

A sample of 500 g of radioactive lead.210 decays to polonium-210 according to the function A-500 , where t is tme in years. Find the smount of radioactive lead remaning after (a) 3 yr, (b)8 y, (c) 20 yr (d) Find the halit ifs (a) The amount of radioactive lead remaining after 3 yr will beg (Round to the nearest integer as needed.) (b) The amount of radioactive lead remaining after 8 yr will be (Round to the nearest integer as needed) (c) The amount of radioactrve lead remaining atter 20 yr will be □g Round to the nearest integer as needed) (d) The half-lite is aboutyr (Round to two decimal places as needed)

How long will t take a sample of radioactive substance to decay to half of its original amount, if it decays according to the function A(t) = 400e^-, where is the time in years? 4.36 yr 63.60 yr 42.04 yr 37.68 yr