An Isotonic Salt Solution Is 0

question 57

Multiple Choice

An isotonic salt solution is 0.90% (w\w) NaCl in water. How many grams of NaCl are contained in 1.00 kg of such a solution?

• A)0.090
• B)0.90
• C)9.0
• D)90

---

Definitions:

Hemicellulose

A polysaccharide found in plant cell walls that works with cellulose and lignin to provide structural support.

Lignin

A complex organic polymer deposited in the cell walls of many plants, making them rigid and woody.

Cellulose

A complex carbohydrate that constitutes the primary structural component of plant cell walls and is a dietary fiber in human nutrition.

Longitudinal Section

A slice or section of an object or organism made along its length, used to visualize internal structures in relation to its long axis.