Basics of Hydrocarbon Chemistry. Crude oil is a mixture of hydrocarbon molecules, which are organic compounds of carbon and hydrogen atoms that may include from one to 60 carbon atoms. The properties of hydrocarbons depend on the number and arrangement of the carbon and hydrogen atoms in the molecules.
Why does my download stop before it is finished? When a user experiences an issue while downloading files, it is usually a problem with the connection to their Internet service.
The upload is around 80% speed and the donwload is faster than the test. The reason why sometimes you get a slow connection for upload and download is due to many things.... such as distance to your home connection (wireless) and the speed and congestion on the server you are downloading from.... if you want a faster download you will have to buy a faster connection. Hope I have helped.