How to find amount of a substance in a compound ? Find the amount of Carbon present in 3.38 g of CO2.
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CO2
molecular weights of :-
C = 14
O = 16 (2) =32
CO2 = 14+32 = 46
Therefore,
amt of C in CO2 = Molecular wt. of C x 100%
------------------------------------
Molecular wt. of CO2
= (14 X 100)
--------------
46
= 30.434% = 30.43 %
molecular weights of :-
C = 14
O = 16 (2) =32
CO2 = 14+32 = 46
Therefore,
amt of C in CO2 = Molecular wt. of C x 100%
------------------------------------
Molecular wt. of CO2
= (14 X 100)
--------------
46
= 30.434% = 30.43 %
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