Question: (a) In electron-volts, how much work does an ideal battery with a 12.0 V emf do on an electron that passes through the battery from

(a) In electron-volts, how much work does an ideal battery with a 12.0 V emf do on an electron that passes through the battery from the positive to the negative terminal?

(b) If 3.40 x 1018 electrons pass through each second, what is the power of the battery in watts?

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