trontium-90 is one of the products of the fission of uranium-235. This strontium isotope is adioactive, with a half-life of 28.1 yr. Calculate how long (in yr) it will take for 1.50 g of the isotope to e reduced to 0.100 g by decay. yr

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Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.