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Consider the decay of radium-226 atom in...

Consider the decay of radium-226 atom into an alpha particle and radon-222. Then, what is the mass defect of the reaction-
Mass of radium -226 atom = 226.0256 u
Mass of radon - 222 atom = 222.0715
Mass of helium-4 atom=4.0026 u

A

0.0053 u

B

0.0083 u

C

0.083 u

D

None

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