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60 An athlete takes 30 breaths per minute at room temperature. The air inhaled in each breath is 300 mL which contains 20% of oxygen by volume. The exhaled air contains 10% of oxygen by volume. Assuming that all the oxygen consumed is used for converting glucose into CO2(g) and H2O(l), how much of glucose will be burnt in the body for one hour and what will be the heat produced? Given: enthalpy of combustion of glucose = -2822.5 kJ/mol at 0C and room temperature is 300K

Answer» 60 An athlete takes 30 breaths per minute at room temperature. The air inhaled in each breath is 300 mL which contains 20% of oxygen by volume. The exhaled air contains 10% of oxygen by volume. Assuming that all the oxygen consumed is used for converting glucose into CO2(g) and H2O(l), how much of glucose will be burnt in the body for one hour and what will be the heat produced? Given: enthalpy of combustion of glucose = -2822.5 kJ/mol at 0C and room temperature is 300K


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