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Questions and Answers
What is the cathode of the battery composed of?
What is the cathode of the battery composed of?
- Polypropylene membrane soaked in electrolyte
- 30% KOH
- Zinc granules with gelling agent and a small amount of electrolyte
- Carbon blended with MnO2 and a wet proofing agent coated on nickel wire mesh support and an outer layer of air permeable Teflon layer (correct)
What is the disadvantage related to CO2 in the battery?
What is the disadvantage related to CO2 in the battery?
- CO2 may cause the battery to overheat
- CO2 may enter the battery and react with KOH to reduce efficiency (correct)
- CO2 may cause the battery to expand and rupture
- CO2 may lead to corrosion of the battery components
Why can't aqueous electrolytes be used in lithium batteries?
Why can't aqueous electrolytes be used in lithium batteries?
- Because aqueous solutions decrease the energy density of lithium batteries
- Because lithium does not conduct electricity in aqueous solutions
- Because aqueous solutions cause corrosion of lithium electrodes
- Because lithium is very reactive and reacts vigorously with water (correct)
What is the advantage of the battery's high energy density?
What is the advantage of the battery's high energy density?
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What is the popular anodic material used in the battery?
What is the popular anodic material used in the battery?
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