Examlex
Solve the problem.
-A particular substance decays in such a way that it loses half its weight each day. How much of the substance is left after 7 days if it starts out at 32 grams?
Serotonin
A neurotransmitter in the brain that plays a key role in stabilizing mood, feelings of well-being, and happiness, also influencing sleep, digestion, and other bodily functions.
Depression
A psychological condition marked by a continuous state of sadness or a lack of enjoyment in usual activities, leading to considerable disruption in everyday functioning.
Neurotransmitter
Chemical messengers used by neurons in the brain and body to communicate with each other across synapses, playing key roles in mood, thought, and bodily functions.
Continuous Anxiety
Ongoing and persistent feelings of nervousness, worry, or fear that can interfere with daily activities.
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