- #1
soopo
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Homework Statement
Does hexane dissolve in Crude oil?
My attempt
I know it dissolves in fats and to some oils.
I am not sure whether it means crude oil too.
Borek said:Do you known what kind of compounds are present in crude oil? How they are relataed to hexane?
chemisttree said:You might be fascinated to know that hexane is isolated from crude oil.
Borek said:What kind of mixtures can be separated by distillation?
soopo said:I think that crude oil consists of old fossils which are in the liquid form.
For example, the marine fossils are in the liquid.
This means that the isolation process depends on the boiling points of the substances in the initial crude oil.
This also means that if hexane could dissolve in crude oil, you could not use distillation to separate the substances.
Borek said:So alcohols can't be separated? Nor ethers?
Do you know what 'miscible' means?
Borek said:You don't have to guess whether hexane is a liquid or not, it is much simpler to check. Or to remember which hydrocarbons are gaseous, which are liquid and which are solid at the room temperature.
How much sulfur in crude oil? Is it one of the main components, or just impurity?
soopo said:It is not apparently soluble in sulfur which crude has initially.
soopo said:Crude oil contains sulfur about 1%.
It is not one of the main components.
Borek said:So is the hexane solubility in the sulfur relevant to the problem, or not?
Hexane is highly soluble in crude oil, meaning that it can easily dissolve and mix with crude oil at room temperature.
The main factors that affect hexane's solubility in crude oil are temperature, pressure, and the ratio of hexane to crude oil. Generally, higher temperatures and pressures will increase the solubility of hexane in crude oil, while a higher ratio of hexane to crude oil will decrease its solubility.
Hexane is commonly used as a solvent in crude oil production because of its high solubility in crude oil and its ability to dissolve and extract hydrocarbons from the crude oil. It is also relatively inexpensive and has a low boiling point, making it easy to remove from the crude oil after extraction.
Yes, the type of crude oil can affect hexane's solubility. Different types of crude oil have different compositions and properties, which can impact the solubility of hexane. For example, crude oils with higher paraffin content tend to have higher solubility for hexane.
The solubility of hexane in crude oil can be measured using various methods, such as gas chromatography or titration. These methods involve separating and analyzing the components of the crude oil and determining the amount of hexane present in the solution. The solubility can then be calculated based on the amount of hexane and crude oil used.