√24.98×√6.25×√99=?
110
90
200
160
125
√24.98×√6.25×√99=?5×2.5×10=125
Mg has three natural isotopes whose isotopic masses and relative abundances are respectively 23.98 (78.60%), 24.98(10.11%) and 25.98(11.29%). The atomic mass of Mg will be