How do you balance a chemical equation?

1 Answer

The best thing to do is to practice by trying to balance lots of different chemical equations.


Here are three video lessons to give some ideas about strategies you can use to balance equations.

This video discusses why equations need to be balanced and gives an example of a reaction when #H_2O_2# decomposes.

video from: Noel Pauller

This video shows the decomposition of baking soda and a classic strategy used to balance equations.

video from: Noel Pauller

The final video shows an example of a precipitation reaction and discusses using variable substitution (just for double replacement or single replacement reactions) to balance the equation.

video from: Noel Pauller

Hope these help!