(a) State two; (i) differences between nuclear fusion and nuclear fission; (ii) peaceful uses of atomic energy (b)(i) Explain chain reaction (ii) State (I) ...

(a) State two;

(i) differences between nuclear fusion and nuclear fission;

(ii) peaceful uses of atomic energy 

(b)(i) Explain chain reaction

(ii) State (I) one condition necessary for chain reaction to occur. 

(II) two components in a nuclear reactor used to control chain reaction.

(c)(i) A nuclear reaction is given \(^2_1H + ^3_1H = ^4_0n\)  + energy

What type of nuclear reaction is it?

(ii) The isotope of a nuclide has a half life of 5.40 x 10\(^3\) s, Calculate its decay constant.