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What are the two classes of petrochemicals?
The two classes of petrochemicals are, olefins, which include ethylene and propylene; and aromatics, which include benzene, toluene, and xylene isomers.
What things in a classroom are made of molecules?
There may be a Helium atom or two and some diatomic atoms, but just about anything in the classroom is made of molecules.
Is petrochemicals a natural resource?
yes or no
What is made with petrochemicals?
Petrochemicals are substances separated or chemically derived from petroleum as a starting material. Examples of substances separated from petroleum are gasoline, kerosene, and paraffin. Examples of substances that require chemical processing are ethylene and propylene and their polymers, many alcohols, and a variety of others. The same chemical substance can be a petrochemical or not, depending on the origin of its starting materials. One of the commonest examples of this is ethanol, which can be obtained by the action of yeasts on plants such as barley or by "cracking" petroleum to produce first ethylene and then catalyzed reaction of ethylene to produce ethanol.
What are the advantages and disadvantages of petrochemicals?
Burning of fossil fuels and petrochemistry contributes to the pollution of the atmosphere. But also petrochemicals have hundrends of important and indispensable applications.
What items does the United States get from Puerto Rico?
Petrochemicals, pharmaceuticals, rum,
What is the major product made in Puerto Rico?
Petrochemicals, pharmaceuticals and rum.
Compound made from oil?
petrochemicals
Petrochemicals are materials made from natural gas?
They can be, but the majority are made from Crude oil. It is probably better to say that Petrochemicals are made from fossil fuels which cover both.
What are chemicals made from oil called?
Petrochemicals
Chemicals made from oil and natural gas?
They are petrochemicals
What materials is plastic made from?
petrochemicals, from crude oil feedstock
What are the chief fibers made petrochemicals?
Nylon, polyester, acrylic, olefin
What are classroom items have acute angles?
Scissors
How are biodegradable plastic made?
There are two types of biodegradable plastics: bioplastics and plastics made from petrochemicals. Bioplastics are made from renewable resources, like vegetable fats and oils, vegetable starch, or microbiota. Plastics made from petrochemicals are made by combining biodegradable additives which enhance biodegradation.
What items in a classroom start with the letter A?
art suppliesalphabet
What are the chief fibers made from petrochemicals?
Nylon, polyester, acrylic, olefin
