Strontium-90 is a byproduct in nuclear reactors fueled by the…

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Question Answered step-by-step Strontium-90 is a byproduct in nuclear reactors fueled by the… Strontium-90 is a byproduct in nuclear reactors fueled by the radioisotope uranium-235. The half-life of strontium-90 is 28.8 yr. What percentage of a strontium-90 sample remains after 125.0 yr? 79.4 % 6.08 % 4.94 % 23.0 % 1.30 % Science Chemistry CHE* MISC Share QuestionEmailCopy link Comments (0)