Problem: Consider a beaker containing a saturated solution of PbI2 in equilibrium with undissolved PbI2(s). Now solid KI is added to this solution.Indicate how the amount of solid PbI2 at the bottom of the beaker, concentration of Pb2+ ions, and concentration of I- ions changes.

FREE Expert Solution

PbI2 → Pb2+ + 2 I-


KI (s) → K+ (aq) + I- (aq)


I- → product

addition I- → addition product

shift reaction to the left


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Problem Details
Consider a beaker containing a saturated solution of PbI2 in equilibrium with undissolved PbI2(s). Now solid KI is added to this solution.

Indicate how the amount of solid PbI2 at the bottom of the beaker, concentration of Pb2+ ions, and concentration of I- ions changes.

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