Answer me please
fast its urgent ​

#1

Here the basic reaction of C and O_2 occurs hence

#2

First we have to find moles if Oxygen

Hence

It will be same like 1st one i. e 2mols of CO_2 will be produced .

#3

Now we already found moles in 16g of dioxygen

Hence

the atomic mass is the bottom number on the element.

-steel jelly