Problem: Gallium has two naturally occurring isotopes with the following masses and natural abundances:Isotope Mass (amu) Abundance (%)Ga-6968.9255860.108Ga-7170.9247039.892Calculate the atomic mass of gallium.

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Get the fractional abundance of each isotope and take the sum

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Gallium has two naturally occurring isotopes with the following masses and natural abundances:


Isotope Mass (amu) Abundance (%)
Ga-6968.9255860.108
Ga-7170.9247039.892


Calculate the atomic mass of gallium.

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