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Biren Omar Deshpande
Asked: 2022-11-02T17:58:21+05:30 In:

A person adds 1.71 g of sugar `(C_(12)H_(22)O_(11))` in order to sweeten his tea. The number of carbon atoms added are (molecular mass of sugar = 342)
A. `3.6 xx 10^(22)`
B. `7.2 xx 10^(21)`
C. 0.05
D. `6.6 xx 10^(22)`

A person adds 1.71 g of sugar `(C_(12)H_(22)O_(11))` in order to sweeten his tea. The number of carbon atoms added are (molecular mass of sugar = 342)
A. `3.6 xx 10^(22)`
B. `7.2 xx 10^(21)`
C. 0.05
D. `6.6 xx 10^(22)`
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  1. Number of moles of sugar `=(1.71)/(342)=0.005`
    `because` 1 mole sugar contains
    `=12xx6.02xx10^(23)`
    `therefore 0.005` mole of sugar will contain
    `=12xx0.005xx6.02xx10^(23)`
    `=0.36xx10^(23)=3.6xx10^(22)` C-atoms

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