Problem: Gallium (Ga) consists of two naturally occurring isotopes with masses of 68.926 and 70.925 amu.Write the complete atomic symbol for each, showing the atomic number and mass number.

FREE Expert Solution

atomic number Ga = 31

mass of isotope 1 = 68.926 amu ≈ 69 amu

mass of isotope 2 = 70.925 amu ≈ 71 amu


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Problem Details

Gallium (Ga) consists of two naturally occurring isotopes with masses of 68.926 and 70.925 amu.

Write the complete atomic symbol for each, showing the atomic number and mass number.

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