Help in Balancing Equations!!!!!!!!!!!!!!!?

Question

Friendzzz.1)Why is it important 2 balance an equation?????
2)How do v balance an equation???Plzzz help wth the examples.
Any help would be appreciated!

Answer 1

http://www.webqc.org/balance.php

look at that

Answer 2

1)If the equation doesn't balance,it can't be true.

2) You need to choose coefficients (numbers of each reactant or product) so that the number of atoms of each element is the same on both sides of the equation.That's all there is to it.