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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

The enthalpy change involved in the oxidation of glucose is . 25% of this energy is available for muscular work. If 80 kJ of muscular work is needed to walk one km, what is the maximum distance (in km) that a person will walk after eating 120 g glucose?

Answer: 6

Solution

Moles of glucose () . Total energy released

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Question ID VK-135331