1.

The number of oxygen atoms in 4.4 g of CO_(2) is approx

Answer»

`1.2xx10^(23)`
`6xx10^(22)`
`6xx10^(23)`
`12xx10^(23)`

Solution :44 G of `CO_(2)` has `2xx6xx10^(23)` atoms of OXYGEN
4.4 g of `CO_(2)` has `=(12xx10^(23))/44 xx4.4=1.2xx10^(23)` atoms.


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