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Chemistry Revision
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- 1(C3) What is Relative Atomic Mass (RAM or Ar)?The mass of an atom compared with the carbon-12 atom is called its relative atomic mass, RAM, or Ar
This is because single atoms weigh hardly anything, so we can’t use scales.
Scientists chose an atom of carbon-12 to be the standard atom and fixed its mass as 12 amu (atomic mass units). - 2—
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- Flashcards on Chemistry Revision, created by PARK Ye-Won on 29/06/2020.
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