For the following chemical equilibrium: Zn2*(aq) + 4NH3(aq) Zn(NH3)42*(aq), the equilibrium constant (Kf) was experimentally determined to be 2.9 x 10°. If the initial concelerations of Zn(NO3)2(aq) and NH3(aq) are 0.0125 M and 0.600 M, respectively, what is the equilibrium concentration of Zn2*(aq)? O 7.8 x 10 12 M O 4.7 x 10-11M O 1.5 x 10-8 M O 2.5 x 109 M O 2.9 x 10° M

Introductory Chemistry: A Foundation
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Author:Steven S. Zumdahl, Donald J. DeCoste
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Chapter17: Equilibrium
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For the following chemical equilibrium: Zn2*(aq) + 4NH3(aq)
Zn(NH3)42*(aq), the equilibrium constant (Kf) was experimentally
determined to be 2.9 x 10°. If the initial concelèrations of Zn(NO3)2(aq)
and NH3(aq) are 0.0125 M and 0.600 M, respectively, what is the
equilibrium concentration of Zn2*(aq)?
O 7.8 x 10 12 M
O 4.7 x 10-11 M
O 1.5 x 10-8 M
O 2.5 x 109 M
O 2.9 x 10° M
Transcribed Image Text:For the following chemical equilibrium: Zn2*(aq) + 4NH3(aq) Zn(NH3)42*(aq), the equilibrium constant (Kf) was experimentally determined to be 2.9 x 10°. If the initial concelèrations of Zn(NO3)2(aq) and NH3(aq) are 0.0125 M and 0.600 M, respectively, what is the equilibrium concentration of Zn2*(aq)? O 7.8 x 10 12 M O 4.7 x 10-11 M O 1.5 x 10-8 M O 2.5 x 109 M O 2.9 x 10° M
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