Question

50 point help me plz plz it is urgent for me plz............​

Answer 1

Only three isotopes of magnesium exist on earth. 24Mg is the most common form at 78.70% natural abundance with a mass of 23.98504 amu, 25Mg has a 10.13% natural abundance, while 26Mg has a natural abundance of 11.17% and a mass of 25.98259 amu. What is the mass of the 25Mg isotope?

Answer 2

Answer:

Explanation:

The atomic mass is the weighted average of the individual isotopic masses