POST LABORATORY QUESTIONS1. List two logical reasons why obtaining a 100% yield is unlikely.alb]_2. Write the three net ionic equations for the three main reactions in this experiment:Rxn 1Rxn 2Rxn 33. a] What is the most common oxidation state (charge) of aluminum?4. Has aluminum lost or gained electrons to acquire this oxidation state?5. Given the information below, determine the cost of making a 16.0 gram aluminumcan from scratch. This is a unit cancellation/dimensional analysis problem.Al Al3+ 3 electronsOne mole of electrons 96,500 Coulombs1 kwh (kilowatt hour) 3.60 x 106 CoulombsDomestic electricity cost about 15.5 cents/kwh16.0g AlxImol Al6. If the same can was made using recycled aluminum, what would be its cost?153

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Asked Oct 1, 2019
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POST LABORATORY QUESTIONS
1. List two logical reasons why obtaining a 100% yield is unlikely.
al
b]_
2. Write the three net ionic equations for the three main reactions in this experiment:
Rxn 1
Rxn 2
Rxn 3
3. a] What is the most common oxidation state (charge) of aluminum?
4. Has aluminum lost or gained electrons to acquire this oxidation state?
5. Given the information below, determine the cost of making a 16.0 gram aluminum
can from scratch. This is a unit cancellation/dimensional analysis problem.
Al Al3+ 3 electrons
One mole of electrons 96,500 Coulombs
1 kwh (kilowatt hour) 3.60 x 106 Coulombs
Domestic electricity cost about 15.5 cents/kwh
16.0g Alx
Imol Al
6. If the same can was made using recycled aluminum, what would be its cost?
153
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POST LABORATORY QUESTIONS 1. List two logical reasons why obtaining a 100% yield is unlikely. al b]_ 2. Write the three net ionic equations for the three main reactions in this experiment: Rxn 1 Rxn 2 Rxn 3 3. a] What is the most common oxidation state (charge) of aluminum? 4. Has aluminum lost or gained electrons to acquire this oxidation state? 5. Given the information below, determine the cost of making a 16.0 gram aluminum can from scratch. This is a unit cancellation/dimensional analysis problem. Al Al3+ 3 electrons One mole of electrons 96,500 Coulombs 1 kwh (kilowatt hour) 3.60 x 106 Coulombs Domestic electricity cost about 15.5 cents/kwh 16.0g Alx Imol Al 6. If the same can was made using recycled aluminum, what would be its cost? 153

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