Question

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?
You only need 150 moles of O2 to burn up the hydrogen. You will have 50 moles left.
The answer be 2 fam.

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