Answer:
Green
Explanation:
Positive: A strong green color in the flame indicates the presence of halogens (chloride, bromide, iodide but not fluoride).
<span>The answer would be: a) one substance dissolves uniformly in another substance
The solution can be made from solid, liquid or even gas as long as they are dissolves uniformly in the solvent.
It's not mandatory that a solution is made from solid mixed in liquid. If a compound made that means there is a chemical reaction happens, and that is not related to the solution.</span>