final exam chemistry matter and change
Exchange of ions between two compounds. Example: AgNO₃ + NaCl → AgCl + NaNO₃. Combustion : Hydrocarbon reacts with oxygen to produce CO₂ and H₂O. Example: CH₄ + 2O₂ → CO₂ + 2H₂O. Balancing Chemical Equations Ensuring the number of atoms for each element is equal on both sides of the equation mainta