Silver consists of two isotopes with masses 107.23amu 59.50% and 109.27amu 40.50 calculate atomic mass of silver

Answer 1

Multiply the % by the amu and add them together to get the average atomic mass.

(0.5950 x 107.23) + (0.4050 x 109.27) = 63.802 + 44.254 = 108.06