justinlin28812881 justinlin28812881 26-08-2022 Chemistry contestada 6. How many hours would a 60 watt light bulb need to run to use the same amount of energy contained in a Snickers bar? 60 watts = 1 Joules/s, 1 calorle = 4.184 Joules, 1000 calories= 1 kcalorie, 1 Snickers® bar = 270 Using the Factor label method.