If you were seeking a soil colloid with a high capacity to adsorb cationic pollutants, but also with a consistent capacity to do so even as the pH varied from 4.0 to 7.5, which of the following would you choose?
A) fine-grained mica
B) humus
C) chlorite
D) montmorillonite
E) kaolinite
D
Trades & Technology
You might also like to view...
____ are the main support members of stairs.
A. Treads B. Stringers C. Risers D. Landings
Trades & Technology
When making a brazed copper joint, what part is heated first?
What will be an ideal response?
Trades & Technology
The location and levelness of concrete forms are established by using _____
a. azimuth stakes b. control centers c. elevation posts d. control points
Trades & Technology
Technician A says that a reference ground is really no different than chassis ground. Technician B says that the reference ground for each electronic module on a truck are typically all connected together to reduce electromagnetic interference. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Trades & Technology