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Jawapan 4

Cacat jisim, m

= (2.01410+3.01605)-(4.00260+1.00867)

= 0.01888 u.j.a.

= 0.01888 X 1.66 X 10-27 kg

= 3.134 X 10-29 kg

Tenaga yang dibebaskan, E

= 3.134 X 10-29 X (3.0 X 108 ) 2 J

= 2.82 X 10 -12 J