Answers

2014-11-22T11:12:12+08:00
Stoichiometry
  the relationship between the relative quantities of substances taking part in a reaction or forming a compound, typically a ratio of whole integers.
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2014-11-22T13:48:09+08:00
It is founded on the law of conservation of energy where the total mass of the reactants equals the total mass of the products leading to the insight that the relations among quantities of reactants and products typically form a ratio of positive integers.
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