Chemistry, 29.10.2019 21:31 Adolfosbaby
A0.5222 g solid sample containing a mixture of lacl3 (molar mass = 245.26 g/mol) and ce(no3)3 (molar mass = 326.13 g/mol) was dissolved in water. the solution was titrated with kio3 , producing the precipitates la(io3)3 and ce(io3)3 . for the complete titration of both la3+ and ce3+ , 42.81 ml of 0.1250 m kio3 was required. calculate the mass fraction of la and ce in the sample.
Answers: 1
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A0.5222 g solid sample containing a mixture of lacl3 (molar mass = 245.26 g/mol) and ce(no3)3 (molar...