Ive been on this for 30 min and I’m kinda struggling so if anyone can help me that wiped be Appreciated

You need to divided twenty four by a dozen them by the temperature it is getting cook by

(no3)⁻n has oxidation number x,o has oxidation number -2.(x*1 -2*3) charge of the nitrate ion, and we know that charge of the nitrate ion =-1.so,(x*1 -2*3) =-1x-6=-1x=+5answer a. +5.