kilowatt hour...cost per megajoule?

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if electricity costs .09 per kilowatt hour, how much does it cost per megajoule?

2007-11-21 10:44:27 · 1 answers · asked by loone 2 in Science & Mathematics ➔ Chemistry

what about the fact that is megajoules?

2007-11-21 11:31:08 · update #1

unit conversion.

1 watt = 1Joule per second (definition).

So 1 kilowatt hour = 1,000 J/s x 3,600 s

The rest is just simple arithmetic.

2007-11-21 10:51:11 · answer #1 · answered by Facts Matter 7 · 0⤊ 0⤋