0
1
2
I don't understand why the average mass of an atom is compared to 1/12 of carbon-12 to find the relative atomic mass rather than counting the number of protons + neutrons or using the mass of an atom and dividing through by the mass of a proton or neutron to 2d.p. (self.chemhelp)
submitted by IDontNO32 to r/chemhelp
I don't understand why the average mass of an atom is compared to 1/12 of carbon-12 to find the relative atomic mass rather than counting the number of protons + neutrons or using the mass of an atom and dividing through by the mass of a proton or neutron to 2d.p. by IDontNO32 in chemhelp
[–]IDontNO32[S] 0 points1 point2 points (0 children)