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From 200 mg of CO(2), 10^(21) molecules...

From 200 mg of `CO_(2), 10^(21)` molecules are removed. How many moles of `CO_(2)` are left?

A

`2.88xx10^(-3)`

B

`28.8xx10^(-3)`

C

`0.288xx10^(-3)`

D

`1.66xx10^(-2)`

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