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How many lone pairs of electrons are present in the Lewis structure of ammonia,NH3?
Anhedonia
A condition characterized by the inability to feel pleasure in normally pleasurable activities.
Sports
Competitive physical activities or games which, through casual or organized participation, aim to improve physical ability and skills while providing enjoyment to participants.
Joy
A feeling of great pleasure and happiness.
Depression
A common and serious mood disorder marked by persistent sadness, loss of interest in activities, and a range of physical and cognitive symptoms.
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