Answers

2014-04-10T18:46:49+05:30
You have to put equal number of atoms on both sides of the reaction.its only possible by knowing atomic masses and atomic number
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2014-04-11T10:17:34+05:30
First u check what substances in the reactant side and the product side is not equal then u balance them by making those substances equal in number.example
H₂O-H₂+O₂
THIS EQUATION IS NOT BALANCED
BALANCED EQUATION IS
2H₂O-2H₂+O₂
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