Electrostatic precipitators or wet scrubbers can be used to reduce ____ pollution.
A. particulate matter
B. carbon dioxide (CO2)
C. radon-222
D. carbon monoxide (CO)
E. formaldehyde
Answer: A
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What is the smallest number of hydrogen atoms which can be found in a noncyclic unsymmetrical ether that contains only C, H and a single O atom?
A) 3 B) 6 C) 8 D) 10
In 2007, Congress mandated strict Corporate Average Fuel Economy (CAFE) standards that called for automakers to raise average fleet fuel efficiency to ________ mpg by the year ________
A) 35; 2020 B) 54.5; 2030 C) 35; 2035 D) 25; 2025 E) 48; 2025
GPS units are
A) accurately allow determination of longitude and latitude. B) a metric version of longitude and latitude. C) th of a Greenwich Precision Second. D) not available to the public; they are only available to the military.
A single whole body exposure to what dose of radiation will almost invariably lead to a person's death in a relatively short time?
A) 25 rem B) 100 rem C) 300 rem D) 600 rem