H.W The counting rates listed below were obtained when the activity of the certain radioactive sample was measured at different times t. Plot the decay curve on semi log paper and determine the half lives and initial activities of the component activities? Time, Counting rate (Count /min) Time, Counting rate (Count /min) hr hr 0.0 19100 4 3500 0.5 14500 5 2520 1 11410 6 1835 1.5 9080 8 985 2 7345 10 530 3 4985 12 290 H.W The counting rates listed below were obtained when the activity of the certain radioactive sample was measured at different times t. Plot the decay curve on semi log paper and determine the half lives and initial activities of the component activities? Time, Counting rate (Count /min) Time, Counting rate (Count /min) hr hr 0.0 19100 4 3500 0.5 14500 5 2520 1 11410 6 1835 1.5 9080 8 985 2 7345 10 530 3 4985 12 290