The most abundant isotope of helium has a 4 2 H nucleus whose mass is 6.6447 * 10^-27 kg. For this nucleus, find (a) the mass defect and (b) the binding energy. find (a) the mass defect and (b) the binding energy. The most abundant isotope of helium has a 4 2 H nucleus whose mass is 6.6447 * 10^-27 kg. For this nucleus September 11, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related