A reaction releases 3.2×10−12 J3.2\times10^{-12}\,\mathrm{J}3.2×10−12J. Given 1 MeV=1.6×10−13 J1\,\mathrm{MeV}=1.6\times10^{-13}\,\mathrm{J}1MeV=1.6×10−13J, express this energy in MeV.
200 MeV
20 MeV
2 MeV
0.2 MeV