What Is the Percent-By-Mass Concentration of NaCl in a Solution

question 71

Multiple Choice

What is the percent-by-mass concentration of NaCl in a solution that is prepared by adding 14.0 g of NaCl to 75.0 g of water?

• A)61.0%
• B)15.7%
• C)18.7%
• D)24.0%
• E)5.36%

---

Definitions:

Scientific Experimentation

The systematic investigation of scientific theories and hypotheses through controlled and observable experiments.

Francis Bacon

An English philosopher, statesman, and essayist who is best known for promoting the scientific method and empiricism.

Jansenists

Followers of Jansenism, a Catholic theological movement in the 17th and 18th centuries that emphasized original sin, human depravity, the necessity of divine grace, and predestination.

Scientific Discovery

The process of finding something unknown or unrecognized by using scientific methods, often leading to new knowledge and understanding of the natural world.