Can someone please help me?
If the incandescent 100 - watt light bulb is left on for 168 hours ( a whole week) , and the utility creates 1.2 lbs of carbon dioxide per kilowatt (kwh) , how much carbon dioxide is created by this lightbulb ?
A: 14 lbs of carbon dioxide
B: 0.07 lbs of carbon dioxide
C: 18 lbs of carbon dioxide
D: 20.16 lbs of carbon dioxide
