A 30.7 g sample of a mixture of KNO3 and Mg(NO3)2 is treated with an excess of aqueous Na2CO3. All of the solid precipitates are filtered, dried and weighed. If the precipitate weighs 7.6 g, what is the percent by mass of KNO3 in the mixture?
A 30.7 g sample of a mixture of KNO3 and Mg(NO3)2 is treated with an excess of aqueous Na2CO3. All of the solid precipitates are filtered, dried and weighed. If the precipitate weighs 7.6 g, what is the percent by mass of KNO3 in the mixture?
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A 30.7 g sample of a mixture of KNO3 and Mg(NO3)2 is treated with an excess of aqueous Na2CO3. All of the solid precipitates are filtered, dried and weighed. If the precipitate weighs 7.6 g, what is the percent by mass of KNO3 in the mixture?
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Reactions between two salts in which metal ions exchange their anionic radicals is termed as double displacement reaction.
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