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Question

A body drinks 500 mL of 9% glucose solution. The number of glucose molecules he has consumed is :[Molecular weight of glucose= 180]

A
0.5×1023
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B
1.0×1023
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C
1.5×1023
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D
2.0×1023
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Solution

The correct option is C 1.5×1023
According to given conditions,
Glucosein500mLsolution=9×500100
=45g
=45180=0.25mol
=0.25×6.02×1023molecules
=1.5×1023molecule

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