Question

fission reaction and a fusion reaction absorb energy or release energy?

Answer 1

Hi. You seem to be new here but this is the mathematics subject. You might get more of a response in the Physics section here: http://openstudy.com/study#/groups/Physics
In answer to your question, you might find some information here: http://www.newton.dep.anl.gov/askasci/phy99/phy99083.htm

Answer 2

ohh okay thanks