Pyrolysis of cellulose produces which of the following?
A. chlorophyll
B. (wood alcohol) vapor
C. coal
D. water vapor
E. fatty deposits
Answer: D
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Most commercial logging today takes place in ________
A) the United States B) Mexico C) Canada, Russia, and Brazil D) Europe E) Australia
An air mass is a large region of air, typically hundreds or thousands of square kilometers, with relatively uniform characteristics of temperature and humidity
Indicate whether the statement is true or false.
What percentage of electrical power in the U.S. is generated from nuclear sources?
a. ?less than one percent b. ?five percent c. ?10 percent d. ?15 percent e. ?20 percent
Bisphenol A (BPA) is an estrogen mimic used in the production of hardened plastic products. This chemical is a problem when
a. It is embedded in plastic containers of food products. b. Baby bottles that contain it are warmed before use. c. Baby bottles that contain it are used for acidic juices, which may leach out the BPA. d. Plastic containers with BPA end up as beach litter and cause harm to marine animals. e. All of these answers