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GetYourDichotomy t1_izzzce7 wrote

It’s marginal but a charged battery weighs more than a depleted battery. E=mc^2

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TbonerT t1_j007ffv wrote

It doesn’t even rise to marginal. The weight gain of charging a battery isn’t practically measurable. It is probably in the single-digit milligram range. Truck scale measure in 20lb increments, or 9,071,800mg.

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