Answer:
There are four main types of chromatography. These are Liquid Chromatography, Gas Chromatography, Thin-Layer Chromatography and Paper Chromatography. Liquid Chromatography is used in the world to test water samples to look for pollution in lakes and rivers.
Answer:
The soil of the region A (given in the attachment) must have coarse grain sand and gravel deposits.
Explanation:
The remaining part of the question is attached here
Solution
Most of the aquifers are recharged by rainfall or either the surface water that penetrates through the soil into the ground and reaches the aquifer. Hence, the soil type in these regions must be permeable. Gravel and coarse sand along with medium seize sand particles have high permeability. Hence, the soil of the region A (given in the attachment) must have coarse grain sand and gravel deposits.
Answer:
Pretty sure it is A
Explanation:
Both the USSR and the Chinese wanted to collectivize industry and rapidly industrialize. They aslo both lead to unintended consuquences such as famine.
Cross section<span> is a cut at an angle perpendicular to its axis so its interior </span>structure can be viewed<span>.
</span>A structural section describes a house's foundation assembly. This structural section refers to the section of the assembly that is horizontal and it shows the basic shell of the house.