Answer:
CaCl2 + H2CO3 -> CaCO3 + 2HCl
Explanation:
Balancing this equation was a relatively simple example. Making sure to have all parts on the left equal to the ones on the right is the most important part.
Ca 1 = 1
Cl 2 = 2
H 2 = 2
C 1 = 1
O 3 = 3
