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In an Experiment, 15 °\degree C], Which Then Experiences a Temperature Increase of 74

Question 141

Multiple Choice

In an experiment, 15.0 cm3 of glucose (C6H12O6, 180.2 g/mol, 1.54 g/cm3) undergoes combustion to form carbon dioxide and water.The energy released is completely transferred to 1150 grams of water [cp = 1.00cal/g . °\degree C], which then experiences a temperature increase of 74.9 °\degree C.What is the food value Cal/g) of glucose? (1 Cal . 4.184 kJ)


A) 1.02 Cal/g
B) 20.7 Cal/g
C) 5.74 Cal/g
D) 3.73 Cal/g
E) 15.4 Cal/g

Correct Answer:

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