As compared to `^12C` atom, `^14C` atoms has

Compared with an atom of atomic weight 12 and atomic number 6 , the atom of atomic weight 13 and atomic number 6 .

Compared to hydrogen the atom of helium has

Carbon-12 atoms has ______.

One mole of element X has 0.444 times the mass of one mole of element Y. One atom of element ? X has 2.96 times the mass of one atom of 12C. What is the atomic mass of ?X ?

An atom of an element is 55.847 times as heavier as 1/12 mass of an atom of C^12 . What is the atomic mass of the element in amu ?

One mole of element X has 0.444 times the mass of one mole of element Y. One atom of element X has 2.96 times the mass of one atom of 12_C. What is the atomic mass of y ?