When two different types of molecules interact
with each other, new substances are created.
Baking soda reacts because one of its
molecules interacts with another one, and then a
chemical reaction occurs.
The baking soda and vinegar reaction is:
NaHCO3 + H4CO2 ->
NaH3CO2 + H2O +
NaHCO3 is sodium bicarbonate (baking
H4CO2 is acetic acid (in
NaH3CO2 is sodium acetate, a
H2CO3 is carbonic acid
H2O is water
CO2 is carbon dioxide gas
The reason why it bubbles over is the carbon
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