Problem: Here is the chemical reaction that represents solid lead sulfate dissolving in water:PbSO4(s) ⇌ Pb2+(aq) + SO42−(aq)Ksp = 1.8 × 10−8Which of the following actions would shift this reaction toward solid lead sulfate?a.) Add more lead sulfate.b.) Add more sulfate ions.c.)Remove sulfate ions.d.) Remove lead ions.Which action would shift this reaction away from solid lead sulfate and toward the dissolved ions?a) adding lead ionsb) adding sulfate ionsc) removing sulfate ionsd) removing lead sulfate

FREE Expert Solution

Part A

a) 

lead sulfate  reactant

add lead sulfate  shift reaction to the right

decrease reactant and increase product

shift away from solid lead sulfate


b)

sulfate ions  product

add sulfate ions  shift reaction to the left

increase reactant and decrease product

shift toward solid lead sulfate


c)

sulfate ions  product

remove sulfate ions  shift reaction to the right

decrease product and increase product

shift away from solid lead sulfate


d)

lead ions  product

remove lead ions  shift reaction to the right

decrease product and increase product

shift away from solid lead sulfate


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Problem Details

Here is the chemical reaction that represents solid lead sulfate dissolving in water:

PbSO4(s) ⇌ Pb2+(aq) + SO42−(aq)

Ksp = 1.8 × 10−8


Which of the following actions would shift this reaction toward solid lead sulfate?

a.) Add more lead sulfate.

b.) Add more sulfate ions.

c.)Remove sulfate ions.

d.) Remove lead ions.


Which action would shift this reaction away from solid lead sulfate and toward the dissolved ions?

a) adding lead ions

b) adding sulfate ions

c) removing sulfate ions

d) removing lead sulfate

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