Calculate the mass defect in (in u) an atom of 9Be4 of atomic mass 9.0 – McqOptions

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1.	Calculate the mass defect in (in u) an atom of 9Be4 of atomic mass 9.0122 u. (masses of neutron, proton and electron are 1.00866 u, 1.00727 u and 0.00055 u respectively)
A.	0.124759
B.	0.187139
C.	0.031189
D.	0.062379
Answer» E.

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