A Snickers bar contains 12 g fat,33 g carbohydrates,and 4.0 g protein.Assuming that the food value of fat,carbohydrates,and protein are 9.0 Cal/g,4.0 Cal/g,and 4.0 Cal/g,calculate approximately how grams of water could be heated from 20.0°C to 100.0°C from the energy available from one bar.(1 Cal = 4.184 kJ; cp of water = 4.18 J/(g . °C) )
A) 760 g
B) 150 g
C) 3200 g
D) 260 g
E) 3.2 g
Correct Answer:
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