Examlex
Draw Lewis structures,showing all valence electrons,for the following species:
a.S2-
b.CO
c.SO2
d.CH3OH
Pupil Dilation
The process by which the pupil, the black circular opening in the center of the iris, enlarges or widens to allow more light to enter the eye, often in response to low light conditions, emotional state, or other factors.
Physiological Responses
Automatic reactions of the body to a stimulus, including changes in heart rate, respiration, and secretion of hormones.
Fear
A negative feeling resulting from the assumption that a person or object poses a risk, potential harm, or is menacing.
Joy
A feeling of great pleasure and happiness.
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