Yes, it can.
chemical reaction is when a substance is changed chemicaly but not physicaly
Physically or chemically.
no
Acetylsalicylic acid
chemicaly
somthing that can change chemicaly
compound
mixture
Yes, in a set ratio.
I guess the question is related to neon lamps rather than element neon. Neon lamps do use xenon gas it it. By varying the composition of gases used, the colour given out by the neon lamps can be changed.
it is a compound as it is more than one element and it is still chemicaly joined
Chemically changed and can be physically separated into different species.