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Define atomic mass unit (u).
Calculate the energy required to separate a deuteron into its constituent parts (a proton and a neutron). Given : m(D) = 2.014102 u mH = 1.007825 u mn = 1.008665 u
What is meant by ionisation energy? Write its value for hydrogen atom.
Define the term, mass defect. How is it related to stability of the nucleus?
Assertion (A) : The nucleus ₃⁷X is more stable than the nucleus ₃⁴Y. Reason (R) : ₃⁷X contains more number of protons.
Calculate the energy released in MeV in the following reaction: ²₁H + ³₁H → ⁴₂He + n Given: m(²₁H) = 2.014102 u m(³₁H) = 3.016049 u m(⁴₂He) = 4.002603 u mₙ = 1.008665 u
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