CBSE Class 11-science Answered
sir,
is atomic mass the no. of p+n or 1/12 the mass of carbon 12 atom??
Asked by azhardeeb | 10 May, 2011, 12:00: AM
Expert Answer
Atomic mass is undoubtedly the mass of atom as a whole and is equal to 1/12 the mass of carbon atom expressed as a.m.u whereas the number of protons and neutrons is referred to as mass number expressed as A.
Answered by | 10 May, 2011, 12:10: PM
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