Complete the table given below. (Simplify your answers. Do not round until the final answers. Then round to four decimal places as needed.) Radioactive Substance Decay Rate, k Half-Life T a) Polonium % per min 44.6 mins (Po-202) b) Lead % per min 3.5 mins (Pb-192) c) lodine 16.50% per day days (1-124) d) Krypton 6.0% per min mins (Kr-74) e) Strontium % per year 29.1 years (Sr-90) f) Uranium % per min 16.8 mins (U-242) g) Plutonium % per year 24100 years (Pu-239)