Which of the following is true about a molecule which contains two polar bonds which have the same degree of polarity?
A) It will always be polar.
B) It will never be polar.
C) It will only be polar if it is bent.
D) It will only be polar if it is linear.
C
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Which electrons are responsible for most chemical bonding?
A) innermost electron shell because the electrons can be transferred to the nucleus B) middle electron shell because they are intermediate in distance between the nucleus and the adjacent atom that bonds with the atom C) outer electron shell because these electrons can be readily exchanged with adjacent atoms D) Any electron can exchange with adjacent atoms to form a bond; there is no preference.
Regional elevation can be decreased by
A. cooling of the crust. B. normal faulting that thins the crust. C. erosion. D. All of these choices are correct.
You are sitting inside your house on a sunny afternoon. The shades are drawn and you look at the window and notice the Sun disappears for about 10 seconds. The alternate light and dark period lasts for nearly 30 minutes. The clouds passing in front of the Sun are ____________________ clouds
Fill in the blank with correct word.
Which of the following is true regarding the relationship between molecular motion, wavelength, and temperature?
A) As the temperature decreases, molecular motion increases and wavelength increases. B) As the temperature increases, molecular motion increases and wavelength decreases. C) As the temperature decreases, molecular motion decreases and wavelength decreases. D) As the temperature increases, molecular motion decreases and wavelength decreases.