Chemistry- Fundamental ideas 2

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Ar value
The mass of an element (the mass number)
1 of 7
Mr value
The mass of a compound (the mass numbers added together)
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Mole
Every substance has the same number of atoms (6.023 x 10 to the 23) per mole, but they weigh different amounts.
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Number of moles
Mass/ Mr or Ar
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% of element in a compound
mass of element/ mass of compound x100
5 of 7
Empirical formula
The ratio of atoms in a compound.
6 of 7
Finding the % yeild
amount of product produced/ maximum amount of product possible x100
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Other cards in this set

Card 2

Front

Mr value

Back

The mass of a compound (the mass numbers added together)

Card 3

Front

Mole

Back

Preview of the front of card 3

Card 4

Front

Number of moles

Back

Preview of the front of card 4

Card 5

Front

% of element in a compound

Back

Preview of the front of card 5
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