A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3,...

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A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3,...

A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II), [Cu(NH3)4]2+. If a standard hydrogen electrode is used as the cathode, the cell potential, Ecell, is found to be 0.068 V at 298 K.

Based on the cell potential, what is the concentration of Cu2+ in this solution?

Express your answer to one significant figure and include the appropriate units.

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