A Big Mac hamburger from McDonald’s contains 540 Calories. (a) How many kilojoules does a Big Mac contain? (b) For how many hours could the amount of energy in a Big Mac light a 100 watt light- bulb? (1 watt = 1 J/s)
1 Answer
Jun 20, 2015
Explanation:
Considering that
then
Your light bulb needs