Calculate the zinc oxide content of calamine, 10.1244 grams of which was treated with 30 mL of 1.1125N sulfuric acid, producing a mixture that required 26.4 mL of 0.9995N sodium hydroxide.

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Calculate the zinc oxide content of calamine, 10.1244 grams of which was treated with 30 mL of 1.1125N sulfuric acid, producing a mixture that required 26.4 mL of 0.9995N sodium hydroxide.

 

Formulas: %= N x vol x mEq
                    -----------------    x  100
                         g sample

N1V1 = N2V2

 

Topic: Primary and Secondary Standard; Neutralization Reaction

 

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