There are two types of migration when discussing the movement of petroleum, primary and secondary. Primary migration refers to the movement of hydrocarbons from source rock into reservoir rock and it is this type that the following discussion refers to. Secondary migration refers to the subsequent movement of hydrocarbons within reservoir rock; the oil and gas has left the source rock and has entered the reservoir rock. This occurs when petroleum is clearly identifiable as crude oil and gas although the gas may be dissolved in the oil. Buoyancy of the hydrocarbons occurs because of differences in densities of respective fluids and in response to differential pressures in reservoir rock.
The key difference between a primary and secondary amine is the number of carbon atoms attached to the nitrogen atom. In a primary amine, there is one carbon atom attached to the nitrogen, while in a secondary amine, there are two carbon atoms attached. This difference affects their chemical properties and reactivity. Primary amines are more reactive than secondary amines because the lone pair of electrons on the nitrogen atom is more available for reactions in primary amines.
Aromatic resins contain aromatic rings in their chemical structure, while aliphatic resins do not. Aromatic resins generally have higher thermal stability and UV resistance compared to aliphatic resins, which are known for their flexibility and compatibility with a wide range of materials.
Octane is an eight-carbon hydrocarbon compound commonly found in gasoline, while dodecane is a twelve-carbon hydrocarbon that is typically used as a standard reference in chromatography. Octane is lighter and more volatile compared to dodecane, which has a higher molecular weight and boiling point.
Ethers are carbon compounds that don't contain alcohol, but contain one oxygen atom (O) between two hydrocarbon groups.
Saturated hydrocarbon means that it does not have triple or double bonds between carbon atoms. An unsaturated hydrocarbon will have triple or double, or both types of bonds between carbons. You can saturate the unsaturated hydrocarbon by adding hydrogen atoms through a given reaction. -CH=CH- + H2 -----> -CH2-CH2- Saturation does not have to be with hydrogen, it can be with chlorine, Cl2, for example.
The difference between a hydrocarbon and a fatty acid is that a fatty acid is a hydrocarbon chain with a carboxylic acid head.
Identify the difference between primary sector and secondary sector
in a propyl hydrocarbon 3 carbon atoms are present n in a butyl hydrocarbon 4 carbon atoms are present. so it is the main difference in them
secondary is cooler
what are the diffrence between primary reserve and secondary reserve?
Forced migration is when people are told to move and voluntary is movement upon self-interest.
Primary can't be recharged, secondary can be recharged.
there is no difference!
what is the difference between primary and seconday vitamin deficiency
math
The difference between the foundation and core subjects at secondary school lies in the syllabus. They are usually used for grading purposes and placement.
The difference between primary data and secondary data is that primary data is the information from the original research.