Physics, 19.07.2019 15:30, janetshirinyan

Acentral air conditioner uses 4.5 kilowatts. it runs for 5 hours over the course of a day. how much energy does the air conditioner use during that day?

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Acentral air conditioner uses 4.5 kilowatts. it runs for 5 hours over the course of a day. how much...