Number 1 please fast answer
2 answers:
Answer: Color change, Production of odor, and
Temputure change, formation of bubbles, and form of solids
Explanation:
It basic chemistry , as in if the solution has changed it would express itself in these ways otherwise it would not make the list.
Answer:
I will give you 5
Explanation:
color chage, formation of a precipitate, formation of a gas, odor change, temperature change. are all signs of a chemical reaction
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