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Q.

The hourly energy requirement of an astronaut can be satisfied by the energy released when 34 g of sucrose (C12H22O11) are burnt in his body. How many g of oxygen would be needed to be carried in space capsule to meet his requirement for one day :

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a

916.2 gm 

b

 8.162 gm

c

91.62 gm 

d

9.162 gm

answer is A.

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Detailed Solution

In the reaction we have,

C12H22O11+12O212CO2+11H2O

34342×12×32×24=916.2 g.

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