FeCl₂ + 2NH₄OH → Fe(OH)₂ + 2NH₄Cl
Im not sure but it could be 4 (H)
Answer:
A chemical change is a change in the chemical makeup of a substance and results in a new substance. Ice and water both have the same chemical makeup - ice is just a different state and has the same atoms but in an expanded form.
Explanation:
