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Dalton's atomic theory
Law of fixed composition
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Home :Companion Notes :Atoms & ions
Dalton's atomic theory: Page 1 2 3 4 5 6 7 >>

The law of fixed composition

1 atom C @ 12 u each = 12 u C
2 atoms O @ 16 u each = 32 u O
} 12/32 = 0.375 u C / u O
4 atoms C @ 12 u each = 48 u C
8 atoms O @ 16 u each = 128 u O
} 48/128 = 0.375 u C / u O
8 atoms C @ 12 u each = 96 u C
16 atoms O @ 16 u each = 256 u O
} 96/256 = 0.375 u C / u O

Dalton's Atomic Theory
Page 1: Introduction
Page 2: Dalton's assumptions
Page 3: Dalton's atoms
Page 4: Why compounds are more than just mixtures of elements
Page 5: Atoms-eye views of chemical reactions
Page 6: Take a quiz on Dalton's Atomic Theory
Page 7: References and resources



General Chemistry Online! Law of fixed composition

Copyright © 1997-1999 by Fred Senese
Comments & questions to senese@antoine.frostburg.edu
Last Revised 02/23/18.
URL: http://antoine.frostburg.edu/chem/senese/101/atoms/dalton1.shtml