Anonymous
Anonymous asked in Science & MathematicsChemistry · 1 decade ago

A 100-watt electric incandescent light bulb consumes _J of energy in 24 hours?

I got the answer 8.64 x 10^2; the given answer is 8.64 x 10^3.

What am I doing wrong? Please help, and thank you in advance for taking the time.

1 Answer

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  • Anonymous
    1 decade ago
    Favorite Answer

    Believe your answer is 8.64 x 10 ^3 KJ

    1 watt = 1 J/s

    100 watt = 100 J/s

    In 24 hours bulb consumes 100 x 24 x 60 x 60 J

    = 8.64 x 10 ^ 6 J or 8.64 x 10^3 KJ.

    Hopes this helps

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