Answer:
A chemical change occurs when the reactants chemical compositions have changed
Explanation:
a change in colour, change in temperature, change in smell, formation of a precipitate, or the formation of gas bubbles
Hopes this helps
2h-7 I had that before unless I’m tripping but I did rechecked
4- Ag+ions thats the answer i hope its correct
Cheese bc cheese is good and it’s a tool