Problem: A sample of a compound is decomposed in the laboratory and produces 165 g carbon, 27.8 g hydrogen, and 220.2 g oxygen. Calculate the empirical formula of the compound.

🤓 Based on our data, we think this question is relevant for Professor Hatfield's class at UIC.

FREE Expert Solution

Recall that the empirical formula is the simplest whole-number ratio formula of a compound


Step 1: The atomic masses are 12.01 g/mol C, 1.01 g/mol H, and 16.00 g/mol O.


165.0 g C×1 mol C12.01 g C = 13.49 mol C

View Complete Written Solution
Problem Details

A sample of a compound is decomposed in the laboratory and produces 165 g carbon, 27.8 g hydrogen, and 220.2 g oxygen. Calculate the empirical formula of the compound.

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 Empirical Formula concept. You can view video lessons to learn Empirical Formula. Or if you need more Empirical Formula practice, you can also practice Empirical Formula practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Hatfield's class at UIC.