How much does electricity weight? Like if you charge your EV, does it weigh more than when the batteries are on “empty”?

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Does “electricty” or whatever it’s called that goes into your electric vehicle battery, have mass or weigh anything? My car has a 100KW battery. Is the weight substantially different when it has 0 charge versus when it is fully charged? It seems like a lot of energy goes into the battery, it must add to the net mass of the vehicle?

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Anonymous 0 Comments

Electricity or electric charge is essentially just a whole bunch of electrons. Electrons do have a mass but it’s so small that’s it’s pretty much negligible. At least in amounts of something like an EV battery.

So to answer your question, no it won’t weigh substantially different.

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