Disturbance and Equilibrium Shift
If you increase pressure which way will this reaction shift in its equilibrium?
N2(g) + 3 H2(g) <-->2 NH3(g)
To the right.
How do acids taste?
Sour.
How do bases taste?
Bitter.
Is Nitric Acid a strong or weak acid?
Strong acid.
If you are given
[OH-]= 5.25 x 10-6 M, find [H+]
0.00000000002M or 2.0E-9
If you remove NH3 which way does this reaction shift in its equilibrium?
N2(g) + 3 H2(g) <--->2 NH3(g)
To the right.
What do acids react with?
Bases.
What do bases react with?
Acids.
Is citric acid a strong or weak acid?
A weak acid.
If [H3O+] = 1.8 x 10-3 M, find the [OH-]
5.55E-12 M
If you add more N2 which way will this reaction shift in its equilibrium?
N2(g) + 3 H2(g) <--->2 NH3(g)
To the right.
If you add acid to blue litmus paper what color does it make?
Red.
What color do bases turn red litmus paper?
Blue.
Is Sulfuric acid a strong or weak acid?
Strong acid.
If pH=4.87, find [H3O+]
0.00001349 M
Without changing the amount of H2 and N2 in the flask how could you shift the reaction equilibrium to make more NH3?
N2(g) + 3 H2(g) <--->2 NH3(g) + heat
Ice, Take out NH3, Pressure.
What do acids react with.
Metals.
What do bases not react with?
Metals.
Name a strong acid.
Hydrochloric acid, Sulfuric acid, Nitric acid ...
If [OH-] = 5.6x10-11 M, find the pH.
pH is 3.75
If you add a catalyst which way would this reaction shift in its equilibrium?
N2(g) + 3 H2(g) <--->2 NH3(g)
It has no shift.
Where do acids rank on the ph scale?
1-6.
On the pH scale, where do bases rank?
Above 7
What is chemical formula of hydrofluoric acid?
HF.
The pH of a solution of HBr is found to be 2.45. find the concentration of [H+] in solution and the pOH.
0.0035M
11.55M