During a single fission event of a nucleus

PHYSICS · Single correct · CBSE · Physics · Nuclei · Nuclei

Problem

During a single fission event of a 235U^{235}\text{U} nucleus, the mass defect is 0.20 u0.20\,\text{u}. If the total initial mass of the reacting system (uranium nucleus plus one neutron) is 236 u236\,\text{u}, calculate the percentage of the initial mass that is converted into energy. (Use 1 u=1.66×10−27 kg1\,\text{u}=1.66\times10^{-27}\,\text{kg}; the numerical value of 1 u1\,\text{u} is not needed for the percentage.) (a) 0.85%0.85\% (b) 0.0085%0.0085\% (c) 0.085%0.085\% (d) 0.10%0.10\%

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