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In the laboratory you dissolve 14.5 g of aluminum nitrate in a volumetric flask and add water to a total volume of 250 mL.

What is the molarity of the solution? 

 M?

What is the concentration of the aluminum cation? 

 M?

What is the concentration of the nitrate anion? 

 M?

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  • david
    Lv 7
    1 month ago
    Favorite Answer

    In the laboratory you dissolve 14.5 g of aluminum nitrate in a volumetric flask and add water to a total volume of 250 mL.

     ----  fin molar mass Al(NO3)3  .....   213g/moleWhat is the molarity of the solution?  ...  14.5/213 / 0.250  =  0.2723M  <<<  round as needed M?What is the concentration of the aluminum cation?0.2723M <<< round as needed M?What is the concentration of the nitrate anion?0.2723M x 3  =  0.8169M<<< round as needed M?

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