Q2: A 3.275 g sample of K2CrO4 yielded a precipitate of Cr,03 which weighed1.075 g. Calculate Cr % and the purity of the salt.

From K2CrO4 , Cr2O3 is formed i.e. 2 mol of K2CrO4 will give 1 mole of Cr2O3 in general. % purity…

Answered: Q2: A 3.275 g sample of K2CrO4 yielded…

Q2: A 3.275 g sample of K2CrO4 yielded a precipitate of Cr203 which weighed 1.075 g. Calculate Cr % and the purity of the salt.

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter17: Principles Of Chemical Reactivity: Other Aspects Of Aqueous Equilibria

Section17.6: Equilibria Involving Complex Ions

Problem 1.2ACP: What is the minimum volume of 0.0071 M NaCN(aq) necessary to dissolve the gold from 1.0 metric ton...

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Q2: A 3.275 g sample of K2CrO4 yielded a precipitate of Cr,03 which weighed
1.075 g. Calculate Cr % and the purity of the salt.

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