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    Balancing a chemical equation

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    What is the coefficient for water (H2O) when the
    following equation is balanced using the lowest whole numbered coefficients?

    Al(s)+ ____H20(l) --> Al(OH)3(s) + H2(g)

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    Solution Preview

    What you are trying to do is balance the charges (+) or (-) to make them zero or cancel each other out. Now in the problem you have given you need to balance the reactants (on the left side) with ...

    Solution Summary

    This question asks what is the coefficient of a reactant used in a chemical reaction. The solution describes the steps used to balance this equation. The concepts described here can be applied to all chemical equations.