Examlex
How many grams of sodium chloride are needed to make 15 L of a solution that has a concentration of 3.0 g per liter of solution?
Delta Waves
Slow brain waves associated with deep sleep and unconsciousness.
Dreaming
A series of thoughts, images, and sensations occurring in a person's mind during sleep.
REM Sleep
A phase of sleep characterized by rapid eye movement, increased brain activity, vivid dreams, and temporary muscle paralysis.
Non-REM Sleep
A period of sleep that includes stages 1 through 3, characterized by gradual decreases in brain activity and physiological arousal.
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