You Have 100

question 59

Multiple Choice

You have 100.0 mL of a 0.2500 M solution of NaCl sitting in a beaker. After several days you test the solution and find that it is now 0.4142M. How much water must have evaporated?

• A) 60.4 mL
• B) 39.6 mL
• C) 16.4 mL
• D) 100.0 mL
• E) The concentration will not change because of evaporation.

---

Definitions:

Revolving Door

A term often used to describe a situation where people or positions are frequently replaced or changed.

Emerging Adult

A phase of development spanning from late teens through twenties, characterized by exploration, instability, and self-focus in the transition to adulthood.

Father's House

Traditionally refers to a family residence or home that is identified or associated with one's father.

Emerging Adulthood

A phase of the life span between adolescence and full-fledged adulthood that encompasses late teens through the twenties, marked by exploration of identity and self-direction.