Homework Help: Chemistry

Posted by Help!! on Thursday, January 31, 2013 at 8:58pm.

For the theoretically perfect reaction 2H² +O²---2H²O if you react 300 molecules pf hydrogen and 200 molecules of oxygen, how many oxygen molecules will you have that do not engage in the reaction? Answer 50, 100, 150, or 200?

Chemistry - drwls, Thursday, January 31, 2013 at 9:01pm
You only need 150 moles of O2 to burn up the hydrogen. You will have 50 moles left.

Answer this Question

Related Questions

chemistry - 36 colored paper clips (12 each of 3 different colors) 1.Each paper ...
Chemistry - Given the chemical reaction: N2+3H2--->2NH3 If 20 molecules ...
chemistry 101 - calculate the molecules of oxygen required to react with 28.4g ...
Chemistry (check) - using the equation 2H²+O²--->2H²O,___...
chemistry - Nitrogen (N2) and hydrogen (H2) react to form ammonia (NH3). ...
moles to moles - Two molecules of hydrogen react with one molecule of oxygen to ...
Chemistry - Nitrogen and hydrogen combine at high temperature, in the presence ...
chemistry - Nitrogen (N2) and hydrogen (H2) react to form ammonia (NH3). ...
Chemistry - The following reaction represents the decomposition for water: 2H2O...
algebra - please is this correct? write a direct variation equation that relates...

For Further Reading

First Name:
School Subject:
Answer: