Under What Circumstances Is Mass Conserved

question 25

Multiple Choice

Under what circumstances is mass conserved?

• A) Mass is conserved only in the laboratory.
• B) Mass is conserved only theoretically.
• C) Mass is conserved everywhere except the human body.
• D) Mass is conserved in nature but not in the laboratory.
• E) Mass is conserved during all chemical reactions.

---

Definitions:

Bulimia Nervosa

An eating disorder marked by binge eating followed by purging, through methods such as vomiting or the use of laxatives, to prevent weight gain.

Binging and Purging

A pattern of eating behavior where excessive food consumption is followed by inappropriate methods to avoid weight gain, often seen in eating disorders.

Eating Disorder

Mental disorders characterized by abnormal or disturbed eating habits that negatively affect a person’s physical or mental health, such as anorexia nervosa, bulimia nervosa, and binge-eating disorder.

DSM-5

The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, a comprehensive classification and diagnostic tool used in psychiatry and psychology.