Question

What is the equilibrium concentration of ammonium ion in a 0.51 M solution of ammonia (NH3, Kb= 1.8 x10-5) at 25oC?
A) 2.0 x10-14M
B) 3.3 x10-12M
C) 3.0 x10-3M
D) 6.0 x10-3M
E) 5.1 x10-1M

Answer

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