CH1 Section 3 defintions

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  • Created by: Tasha.L
  • Created on: 20-04-16 21:38
Relative Atomic Mass
The weighted average mass of all the atoms in a normal isotopic sample of an element on a scale where one atom of carbon 12 has a mass of 12g exactly.
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Relative Isotopic Mass
The mass of an atom of a particular isotope on the scale where one atom of carbon 12 has a mass of 12g exactly.
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Relative Formula Mass
The average mass of a molecule, on a scale where one atom of carbon 12 has a mass of 12g exactly.
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Relative Molecular Mass
The ratio of the average mass of one molecule of an element or compound, on a scale where one atom of carbon 12 has a mass of 12g exactly.
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The Mole
The number of atoms equal to the number of particles in 12g of carbon 12.
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Atom Economy
The percentage by mass all the reactants that ended up in the desired product.
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Other cards in this set

Card 2

Front

Relative Isotopic Mass

Back

The mass of an atom of a particular isotope on the scale where one atom of carbon 12 has a mass of 12g exactly.

Card 3

Front

Relative Formula Mass

Back

Preview of the front of card 3

Card 4

Front

Relative Molecular Mass

Back

Preview of the front of card 4

Card 5

Front

The Mole

Back

Preview of the front of card 5
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