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How Many Valence Electrons Does Boron (B,atomic No

question 91

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How many valence electrons does boron (B,atomic no.= 5) have?


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Philippe Pinel

A French physician known for his work in the late 18th and early 19th centuries, significantly contributing to the reform of mental health care.

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A category of mental health disorders that significantly impair functioning, requiring long-term treatment and support.

Sympathy and Kindness

Emotional and behavioral responses that show concern for others' well-being and a desire to help.

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