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Lead metal is added to 0.100M Cr3+(aq)

Pb(s) + 2Cr3+(aq) -> Pb2+(aq) + Cr2+(aq)

What is [Pb3+] when equilibrium is reached?
What is [Cr2+] when equilibrium is reached?
What is [Cr3+] when equilibrium is reached?

any help is appreciated

1 answer

Do an ICE chart.
Let me know what you don't understand if you get stuck on that.
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