1. ICE Charts
With
Acid Base Reactions

2. 1. 250. 0 mL of 0. 100 M H2SO4 reacts with 600. 0 mL of 0. 0500 M NaOH
mL of M H2SO4 reacts with mL of M NaOH. Calculate the concentration of the excess acid or base.
H2SO4 + 2
NaOH
Na2SO4 + 2
HOH L
x mol L
x mol
1 L
1 L
Total Volume I
mol
mol
250.0 mL mL C
mol
mol E
mol
mol
mol
[ H2SO4 ] = = M L

3. The new volume = 300.0 ml + 100.0 mL = 400.0 mL
mL of M H2SO4 is mixed with mL of M NaOH , calculate the concentration of the excess acid or base?
H2SO NaOH
0.300 L x mole L x mole
L L
I mole mole
C mole mole
E mole mole
The two solutions are mixed therefore you need to add the volumes to get the molarity!
The new volume = ml mL = mL
[NaOH] = mole = 0.013M
0.400 L
Note the loss of 1 sig fig!
2 sig figs!