One Nitrogen and three iodine's react to form two nitrogen triiodides.
Answer:
7.22*10^24 molecules
Explanation:
Since one mole has 6.02*10^23 you'd multiply that number by 12
that equals 7.224*10^24 but you need sig figs
Answer:
15/15
Explanation:
set the numbers equal to each other side by side and subtract the first numerator(the top number) by the second one