count each atom of the reactants and the products
Answer:2,3 -dimethyl-2-butenr
Explanation:
C (667) that’s the answer boiii
Answer:
126 moles
Explanation:
2S +3 o2=2so3
So if 2 moles of so3 required 3 moles of oxygen
. So 84 moles of so3 will require 84*3/2=126 moles of oxygen
