Seudónimo Seudónimo

07-09-2022
Chemistry

contestada

A 1.0 L aqueous solution contains 0.30 mol of KBr and 0.60 mol of NaBr. What is the minimum number of moles of Pb(NO3)2 that must be added to
precipitate all of the bromide ions?
0.90 mol
0.45 mol
0.15 mol
0.60 mol
0.30 mol

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