assume that one particular atom of rhodium (RH) has an atomic mass of 102. why does this number not exactly match the atomic mass of 102.91 listed o the periodic table for this element?

ypc

The correct answer is b

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the