Which of the following would not be considered a physical property?
A. conductivity
B. hardness
C. temperature at which a material catches on fire
D. temperature at which a material melts
E. color
Answer: C
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Which of the following are produced when formic anhydride reacts with ethanol?
A) acetic acid and ethyl formate B) acetic acid and methyl formate C) formic acid and methyl formate D) formic acid and ethyl formate
Which area on the earth is likely to have the highest rates of weathering (both mechanical and chemical)?
A. the Arctic Tundra B. the desert southwest of the United States C. the top of Mount Everest in Nepal D. Chicago, Illinois E. the Amazon rain forest in Brazil
Which of the following is viewed as a fundamental building block of the U.S. economic way of thinking?
A. the principle of setting high toxic emission limits to preserve a healthy environment B. the belief that industry must be allowed to prevail over the environment C. the needs of both parties to a voluntary exchange must be completely satisfied D. the principle that a system of voluntary exchange benefits both parties
Foliated metamorphic rocks can form from both regional and contact metamorphism
a. True b. False