Problem: Calculate the mass of oxygen in a molecule of  CO2 by using percentage composition?

FREE Expert Solution

We are asked to calculate for the percent by mass (mass %) of O in carbon dioxide (CO2) and to do that we’re going to use the mass percent formula shown below:


mass percent = mass of elementtotal mass of compound×100


For the percent by mass O, we’re going to rewrite the equation as:

View Complete Written Solution
Problem Details

Calculate the mass of oxygen in a molecule of  CO2 by using percentage composition?

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Mass Percent Formula concept. You can view video lessons to learn Mass Percent Formula. Or if you need more Mass Percent Formula practice, you can also practice Mass Percent Formula practice problems.