Posted by **ashley** on Saturday, September 4, 2010 at 10:07am.

A microwave oven has a power requirement of 1235 W. A frozen dinner requires 6.0 min to heat on full power.

(a) How much electrical energy (in kWh) is used?

1 kWh

(b) If the cost of electricity is 12 cents per kWh, how much does it cost to heat the dinner?

2¢

what is kwh

if the cost of electricity is 12 cent per kwh,hom much does it cost to heat the dinner

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