Homework Help: chemistry

Posted by drew on Friday, November 23, 2012 at 6:41pm.

a compound is found to be 94.1% o and 5.90% h. its molecular mass is 34.0. what is its molecular formula

A. H3O2
B. OH
C. H2O
D. H2O2
I think D

chemistry - DrBob222, Friday, November 23, 2012 at 8:48pm
You didn't show your work so I can't comment on that; however, the answer is right. I note, with some amusement, that D is the ONLY answer with a molar mass of 34. But that isn't the way to work the problem.

Answer this Question

Related Questions

chemistry - Which of the following statements is (are) true about a compound ...
chem - A molecular compound is composed of 58.8% Xe, 7.2% O, and 34.0% F, by ...
Chemistry - The mass of a sample of a liquid compound was found to be 0.534 g ...
chemistry - a sample of compound C,H,N and O with a mass of 0.6216 was found to ...
chemistry - Based on molecular mass and boiling point of the five compounds in ...
Chemistry - I need some help with some of these questions: The action of ...
Chemistry - I need some help with some of these questions: The action of ...
Chemistry 1200 - Freezing-point depression can be used to determine the ...
Finding the Molecular Formula - A certain compound containing only carbon and ...
Chemistry - Calculate the empirical formula and molecular formula of a compound ...

For Further Reading

First Name:
School Subject:
Answer: