What Is the Concentration of Br-(Aq) in a Solution Prepared

question 19

Multiple Choice

What is the concentration of Br-(aq) in a solution prepared by mixing 75.0 mL of 0.62 M iron(III) bromide with 75.0 mL of water? Assume volumes are additive.

• A) 0.93 M
• B) 0.31 M
• C) 1.9 M
• D) 0.62 M
• E) 1.23 M

---

Definitions:

Axis

A reference line used in graphs and charts to indicate values of variables.

Stem-and-Leaf Display

A graphical method of displaying quantitative data to show its shape and distribution, combining aspects of a histogram and scatter plot.

Data Set

A collection of data points or values related to a subject.

Leaf

In the context of data representation, a part of a stem-and-leaf plot representing the smallest significant digit of data points.