Two Nuclei Collide,one Originally at Rest,in an Endothermic Nuclear Reaction

question 3

Multiple Choice

Two nuclei collide,one originally at rest,in an endothermic nuclear reaction with Q = −2.05 MeV.Which of the following describes the minimum kinetic energy needed in the reactant nuclei for the reaction is to occur?

• A)equal to 2.05 MeV
• B)greater than 2.05 MeV
• C)less than 2.05 MeV
• D)exactly half of 2.05 MeV

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