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Chemistry, 11.07.2019 15:30 sheazy3709
In a certain city, electricity costs $0.15 per kw·h. what is the annual cost for electricity to power a lamp-post for 6.00 hours per day with (a) a 100.-watt incandescent light bulb (b) an energy efficient 25-watt fluorescent bulb that produces the same amount of light? assume 1 year = 365 days.
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In a certain city, electricity costs $0.15 per kw·h. what is the annual cost for electricity to powe...
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