### 6th edition 11.89

Posted:

**Mon Jan 14, 2019 10:52 pm**The balanced equation for this reaction is supposed to be 2A <--> B+ 2C. Can someone explain how we get the stoichiometric coefficients by looking at the graph provided? Thank you!

Created by Dr. Laurence Lavelle

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https://lavelle.chem.ucla.edu/forum/viewtopic.php?f=49&t=39929

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Posted: **Mon Jan 14, 2019 10:52 pm**

The balanced equation for this reaction is supposed to be 2A <--> B+ 2C. Can someone explain how we get the stoichiometric coefficients by looking at the graph provided? Thank you!

Posted: **Mon Jan 14, 2019 10:56 pm**

From the graph, you can see that B increases by 5, C increases by 10, and A decreases by 10. So you can think of it as +x, +2x, and -2x, if x=5. That's why the stoichiometric coefficients are 2A / B / 2C