Which of the following regarding atmospheric pressure is true?
A) While the atmosphere exerts pressure, it is a negligible amount.
B) The tropopause serves as a buffer against the pressure exerted by the atmosphere.
C) Air pressure at sea level is approximately 1013.2 mb.
D) Atmospheric pressure is greatest in the mesosphere.
E) Atmospheric pressure increases with altitude and is, therefore, lowest near the Earth's surface.
C
You might also like to view...
Urban primacy occurs when
A) a country has a city three to four times larger than any other city in the country. B) the number of people residing in cities has exceeded that of those residing in rural areas. C) people in cities receive lower tax rates. D) a country implements a policy to reduce urban sprawl. E) a country's population is greater than 80 percent urban.
In the Caymans, it is a crime to discuss confidential business (defined as matters learned on the job) in public
Indicate whether the statement is true or false.
Which of the following is NOT true about white flight?
A) It contributed to the spatial expansion of black ghettos. B) It was encouraged by unscrupulous real estate and banking practices. C) It began in the 1970s when the economy contracted. D) It contributed to blockbusting. E) It was precipitated by a racially motivated push factor.
The pKa of acetic acid, HC2H3O2, is 4.75. What is the pH of a buffer in which [HC2H3O2] = 2.0 M and [NaC2H3O2] = 0.20 M?
A) 3.75 B) 4.75 C) 5.75 D) 7.00