The Mole Equation. Atomic and Formula Mass – A r & M r. Atomic mass is the same as the mass number of an element – you can get it from the Periodic Table
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Atomic mass is the same as the mass number of an element – you can get it from the Periodic Table
Formula mass is the mass numbers of all of the elements that make up the formula, eg for CO2, the formula mass is the mass numbers of 1 x C and 2 x O atoms