1. 1.50 g. NH mol NH3
3.74 ( )
1 mol =
17.00g
STEP 1-Convert to moles
mol O2 ( )
2.75 g. O2
1 mol =
32.00g
STEP 1.5 assess limiting reagent
THEO
ACTUAL
The actual ratio is GREATER than the theoretical, therefore the reactant on top is in excess, the one on the bottom is limiting, oxygen limits!
NH3 4 = = O2 5 =
0.80
1.02

2. 4 NH3 5 O2 4 NO 6 H2O 0.08823 0.08595(lim) - 4 X - 5 X + 4 X + 6 X
- 4 X
- 5 X
+ 4 X
+ 6 X
( )
4 ( )
6 ( ) + +
X IS CALIBRATED TO THE LIMITING REAGENT, OXYGEN.
5 X = MOL
LET X = MOL
MOL
MOL
MOL
2.06 g.
THEO YEILD
1.85 g.
THEO YEILD
0.330 g.
REMAIN
(( )+2.75=3.91
REACTED REACTANTS
3.91 g.
PRODUCTS =