Past Paper 2004 - Gravimetry
8b)
A 300 mg solid sample containing chloride is dissolved in wat...
Chemistry, 30.10.2020 23:00 sariyamcgregor66321
Past Paper 2004 - Gravimetry
8b)
A 300 mg solid sample containing chloride is dissolved in water. The chloride is then precipitated as AgCI
by addition of silver nitrate to the solution of the sample. The precipitate is collected, washed, dried and
found to have a mass of 525 mg. (i. e RMM of Agci = 143.3; C1:35]
Write the balanced equation for the reaction between silver nitrate and the chloride containing the sample
Calculate the mass of chloride present in the sample
Calculate the percentage of chloride in the sample
Answers: 3
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