Problem: The complex ion Cu(NH3)42+ is formed in a solution made of 0.0200M Cu(NO 3)2 and 0.500M NH3. What are the concentrations of Cu 2+, NH3, and Cu(NH3)42+ at equilibrium? The formation constant, Kf, of Cu(NH3)42+ is 1.70 x 1013.

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We are given a solution made of 0.0200 M Cu(NO3)and 0.500 M NHand its product Cu(NH3)42+ and asked to determine the concentrations of Cu 2+, NH3, and Cu(NH3)42+ at equilibrium, given the formation constant, Kf, of Cu(NH3)42+ that is 1.70 x 1013.

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Problem Details

The complex ion Cu(NH3)42+ is formed in a solution made of 0.0200M Cu(NO 3)2 and 0.500M NH3. What are the concentrations of Cu 2+, NH3, and Cu(NH3)42+ at equilibrium? The formation constant, Kf, of Cu(NH3)42+ is 1.70 x 1013.

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Formation Constant concept. If you need more Formation Constant practice, you can also practice Formation Constant practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Knecht's class at UM.