2. A spill of hydrochloric acid can be “neutralized” by treating the spill with aluminum, sodium hydroxide, or sodium carbonate. List one advantage and one disadvantage of each method of
neutralization.

Any vitamins or supplements can be obtained without prescription and are widely used as alternative from western medications. most supplements are not valued by the fda or any other drug and food agencies.

(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.