A student is attempting to draw several resonance structures for a species. Which of the following is allowed?

A) Change the connectivities of the nuclei.
B) Change the number of paired and unpaired electrons.
C) both a and b
D) neither a nor b


D

Environmental & Atmospheric Sciences

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Clouds and precipitation form in the air primarily due to:

A) moisture being added to the air. B) absorption of infrared radiation. C) excessive numbers of condensation nuclei. D) release of latent heat. E) air being cooled as it rises.

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Which of the following is an example of heat transfer by convention?

a. water within a pan heated and flows in a circular path b. seawater drawn into a mid-ocean ridge, heated, and rises c. the rise of material beneath mid-ocean ridges coupled with subduction d. all of these

Environmental & Atmospheric Sciences

The angle of _______________ is the steepest angle at which a slope will remain stable

Fill in the blank with correct word.

Environmental & Atmospheric Sciences

What is commercial agriculture and what are the different types of commercial farms found in developed countries?

What will be an ideal response?

Environmental & Atmospheric Sciences