a 0.897g sample containing the chloride ion is treated with excess lead ii nitrate. The precipitate is filtered using a 0.923g piece of filter paper. After washing and drying, the mass of the precipitate and filter paper was 2.686g. calculate The mass of the precipitate the number of moles of precipitate that fornmed the number of moles of chloride in the sample the mass of chloride in the sample the mass percent chloride in the sample
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