> Q. ECE of copper is $ 3.3times {{10}^{-7}}kg/C $ . If 100 kWh energy is consumed at 33 V in a copper voltameter, then mass of copper liberated is – LIVE ANSWER TODAY

Q. ECE of copper is $ 3.3times {{10}^{-7}}kg/C $ . If 100 kWh energy is consumed at 33 V in a copper voltameter, then mass of copper liberated is

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ECE of copper is $ 3.3times {{10}^{-7}}kg/C $ . If 100 kWh energy is consumed at 33 V in a copper voltameter, then mass of copper liberated is

Solution:

Mass of copper liberated

$ m=zit $

$ =zleft( frac{P}{V} right)t $

$ =(3.3times {{10}^{-7}})left( frac{100times 36times {{10}^{5}}}{33} right) $

$ =3.6,kg $

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