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CBSE Class 12-science Answered

find the binding energy and binding energy per nucleon of 3Li raise to 7 nucleus .
Given, mass of proton + 1.00782amu
Mass of neutron = 1.00866amu
Mass of Li raise to 7=7.01599amu
Asked by rutujasarangmehta | 15 Mar, 2016, 07:13: PM
answered-by-expert Expert Answer
begin mathsize 12px style Give colon space Mass space of space proton space plus space 1.00782 amu Mass space of space neutron space equals space 1.00866 amu Mass space of space Li presubscript 3 presuperscript 7 space equals 7.01599 amu Mass space defect space of space Li presubscript 3 presuperscript 7 comma space increment straight m equals space 3 straight m subscript straight H space plus space 4 straight m subscript straight n space minus space straight m space left parenthesis Li presubscript 3 presuperscript 7 right parenthesis space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals space 3 space cross times space 1.00782 space plus space 4 space cross times space 1.00866 space minus space 7.01599 space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals space 7.0581 space minus space 7.01599 space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals 0.04211 space straight u Total space binding space energy space equals space increment straight m cross times 931. space 5 space MeV divided by straight u space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals 0.04211 cross times 931. space 5 space MeV divided by straight u Total space binding space energy space equals 39.225 space MeV Binding space energy space per space nucleaon space of space Li presubscript 3 presuperscript 7 space equals space fraction numerator 39.225 space MeV over denominator 7 end fraction space equals space 5.06 space MeV end style
Answered by Yashvanti Jain | 16 Mar, 2016, 01:00: PM

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