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What is the half life of a radioisotope if 25.0 grams of anoriginal 200.-gram sample of the isotope remainsunchanged after 11.46 days?3) 11.46 d1) 2.87 d4) 34.38 d2) 3.82 d

What is the half life of a radioisotope if 250 grams of anoriginal 200gram sample of the isotope remainsunchanged after 1146 days3 1146 d1 287 d4 3438 d2 382 d class=