1.

(A): Energies associated with nuclear processes are about a million times larger than chemical process. (R): In the mass number range A = 30 to 170, the B.E per nucleon is nearly constant about 8Mev/nucleon.

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Both .A. and .R. are true and .R. is the CORRECT explanation of .A.
Both .A. and .R. are true and .R. is not the correct explanation of .A.
A. is true and .R. is false
A. is false and .R. is false

Answer :B


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