# Calculate the percent by mass of carbon in #"CO"_2#?

##### 2 Answers

#### Explanation:

Mass of carbon in 1 mol of

Mass of 1 mol of

#### Explanation:

Ok, so first we ned to find the total weight of

So, to find the total weight, we need to find the weight of carbon and of oxygen. To do this, just look on most periodic tables and it will show the weight of each of these. Doing so, you will realize that carbon has a weight of

Finally, we are just going to take carbons weight (

Hope that helped!

~Chandler Dowd