How many moles of `CO_(2)` are left if `0.15xx10^(21)` molecules are removed from `220 mg` of `CO_(2)`?

10^(21) molecules are removed from 440mg of CO_(2) . It becomes

Calculate the number of molecules left when 10^(21) molecules of CO_(2) are removed from 200 mg of CO_(2) .

How many molecules of CO_(2) are present in its molar volume ?

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

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

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