Quantitative Chemistry Flashcards
1
Q
Define Relative Atomic Mass
A
The mass of an atom compared with that of the carbon-12 isotope which has a mass of exactly 12
2
Q
Define a mole
A
The relative formula mass of a substance in grams is known as one mole of that substance
3
Q
Why do we use Relative Atomic Masses?
A
Atoms are extremely small and so are their masses