Chemistry Flashcards
1
Q
When is a system in equilibrium?
A
Steady state, it is well mixed, net rate of chemical reaction is zero
2
Q
Chemical basis for the design, construction, and operation of treatment processes depend on?
A
Air pollution
Water pollution
Air quality management
Water quality management
Solid waste management
Climate change
Sustainability
3
Q
If [H+] = 10^-7 what is the pH?
A
7
4
Q
Alkaline means?
A
pH > 7
5
Q
Acidic means?
A
pH < 7
6
Q
What are the units of molarity?
A
mol/L
7
Q
[##] refers to the “activity” of a species, true or false?
A
True
8
Q
What is the activity of water or a solid?
A
1
9
Q
What is K?
A
The equilibrium constant
10
Q
If [A][B] < Ksp is the solution under or over saturated?
A
Under saturated
