Problem: What mass of aluminum can be plated onto an object in 755 minutes at 5.80 A of current? Please do step by step and as clearly as possible.

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We’re being asked to calculate the mass of aluminum that can be plated onto an object in 755 minutes at 5.80 A of current. Aluminum is electroplated from a solution containing Al3+ ion.

Let’s first determine what happens to Ag+:

 Al(s) must be formed from Al3+(aq)
 Al3+ needs to gain 3 e- in order to become Al(s)

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Problem Details

What mass of aluminum can be plated onto an object in 755 minutes at 5.80 A of current? Please do step by step and as clearly as possible.

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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 Electroplating concept. If you need more Electroplating practice, you can also practice Electroplating practice problems.