7. Suppose 104 g of hydrogen peroxide (H2O2) decomposes as shown, and all of the O2 gas is collected (dry) in a balloon at 1.00 atm and 25°C. Find the balloon volume.
2H,0(aq) → 2H, O(1) + O2(g)
A) 18.7L
B) 37.4L
C) 6.27 L
D) 3.14 L
E) 74.8 L

If 15.6 grams of iron (iii) oxide reacts with 12.8 grams of carbon monoxide to produce 9.58 g of pure iron, what are the theoretical yield and percent yield of this reaction? be sure to show the work that you did to solve this problem. unbalanced equation: fe2o3 + co yields fe + co2