if the zinc was contaminated with a small amount of another metal that does not react with the iodine, how would this affect your determined zinc to iodine ratio?

what is the volume occupied by 40 grams of argon gas (ar) at standard conditions? what volume, in liters, is occupied by 1.5 x 1023 

i don,t know so just answer mine

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.

i think its 5049.

i hope this !