Petroleum: To Build, To Burn? ChemCom Unit 3, p152.

 

1. Water is a _________ resource. Metals are a ______________ resource. Petroleum is a vitally important ____________ resource. Nearly _____________ of our nation's total energy needs are met by petroleum.

 

2. Besides fuel for cars and trucks and fuel for ______ and __________ for many U.S. homes and industries, petroleum provides the chemical starting materials used to make _________ tapes, _______ cards and __________, prescription ______, artificial _____ and electrical __________.

 

3. As petroleum is __________ and world use of it is _____, _____ ______ will supplies last?

 

4. p.155. Petroleum fuels most personal and public __________, it _____ homes and offices in winter, and it drives the ________ that generate our nation's ___________.

 

5. Of the oil in a typical barrel ( __ gallons) only ___% is used for non-fuel purposes (plastics, fabrics, etc) and a full ___% is burned as fuel.

 

6. Some petroleum experts predict world oil production from known reserves will peak ____________________

 

_______________; after that a ______ _______ in petroleum production may occur as _________ _________.

7. By the economic law of supply and demand, as supplies dwindle, the price is expected to ______________.

2. Dmitri Mendeleev, who devised the first _______ _____ of the elements, warned over 100 years ago that burning petroleum as fuel..."_______________________________________________________________".

3. p.158. Petroleum is called "black gold" because it is so ___________.

 

4. Petroleum is a __________ of hundreds of ____________ ____________.

 

5. These petroleum compounds are rich in ________ which is released when the molecules are ________; also they can be chemically ______ together or _________(changed) to produce a variety of useful "________" materials.

 

6. As pumped from the crust of the ground, petroleum known as ________ oil is ________-______ to ________ in color and may be thin as ________ or thick as ____.

 

7. ______ oil is transported by _________, train, tanker truck, _______, or ocean ________ to oil ___________.

 

8. Crude oil is mainly composed of substances called _______________ since they contain only two elements, ___________ and ___________. These are not salts; they are _____________ compounds.

 

9. At the refinery, the hydrocarbon ___________ is separated by ___________ into fractions with similar ________ points. This distillation is also known as f_______________ of crude oil.

 

10. In the refinery, crude oil is _______(not burned!!!) to about ______ in the ___________, then pumped into the base of the _________ __________ (_____________ tower) Substances with lowest _________ ______ remain as gases, rising to _________________________.

 

11. Some substances ___________ to liquids again and fall into collecting trays at different tower _______.

 

12. These are drawn off as ________ fractions, each with a different _________ point ______.

 

13. V___________ is the term for resistance to flow. Honey pours slowly; it has _____ ____________; water flows readily, it has _____ ______________. Mass divided by volume gives the property called __________.

 

14. p.165 By-products of petroleum include ____________, ___________(NH3), and H2SO4(aq)_____________.

 

15. The gas fraction is natural gas; the light distillates include g_________ and k_________ as well as p________________.

 

16. Intermediate __________ include gas oil for ________________, heavy _______oil and __________ fuel oil.

 

17. Heavy distillates include __________ oil, _______, wax, and stock for p_______________.

 

18. Residues are used for __________ oil, fuel oil, petroleum _______, road _____, ________ and petroleum ____.

 

19. Petrochemicals give us __________ which can be artificial rubbers for c_________, t_____ or cement; ______ and films for f_______ and cl_________ and artificial __________; flexible or rigid forms for _____, kitchen _________, even _________(like your classroom seat) and auto and machine parts.

 

20. Petrochemicals are also used to make us ____________, medicines, ____________ such as saccharine and __________, perfumes, _____ and _____________!!! (bang!!!)


Questions? Comments??

Phil Boese, Brawley CA