A solution is prepared by adding some solid BaF₂ to water and allowing the solid to come to equilibrium with the solution. The equilibrium constant for the reaction below is k = 1.3x10-6. BaF₂(s)= Ba2 (aq) + 2 F (aq) What is the equilibrium concentration of Ba2+ in the solution? Assume that some of the solid remains undissolved. Give your answer in moles per litre, accurate to two significant figures. Do not include units as part of your answer. (Enter 1.23x10-5 as 1.23e-5.) Number

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Chapter12: Chemical Equilibrium
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A solution is prepared by adding some solid BaF₂ to water and allowing the solid to come to equilibrium with the
solution. The equilibrium constant for the reaction below is K = 1.3x10-6.
BaF₂(s) = Ba2 (aq) + 2 F(aq)
What is the equilibrium concentration of Ba²+ in the solution? Assume that some of the solid remains
undissolved.
Give your answer in moles per litre, accurate to two significant figures. Do not include units as part of
your answer. (Enter 1.23x10-5 as 1.23e-5.)
Number
Transcribed Image Text:A solution is prepared by adding some solid BaF₂ to water and allowing the solid to come to equilibrium with the solution. The equilibrium constant for the reaction below is K = 1.3x10-6. BaF₂(s) = Ba2 (aq) + 2 F(aq) What is the equilibrium concentration of Ba²+ in the solution? Assume that some of the solid remains undissolved. Give your answer in moles per litre, accurate to two significant figures. Do not include units as part of your answer. (Enter 1.23x10-5 as 1.23e-5.) Number
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