In this unit we need to be familiar with this type of symbol
Includes an element name a - and a number Example: Sulfur – 32 This sulfur atom has an atomic mass of 32 Since Sulfur has ______ protons & electrons It also has ______ neutrons
ParticleSymbolChargeMass (amu)Location Proton Neutron Electron
Calculate the average atomic mass of magnesium given the following information: Mg, mass = 23.98 amu; percent abundance = 78.99% Mg, mass = 24.98 amu; percent abundance = 10.00% Mg, mass = 25.98 amu; percent abundance = 11.01%
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