At Its Boiling Point of 58 $\circ$ C,439 KJ of Heat Is Required to Vaporize 23

question 22

Multiple Choice

At its boiling point of 58.8 ^$\circ$ C,4.39 kJ of heat is required to vaporize 23.4 g of bromine (Br₂) .What is the molar enthalpy of vaporization of bromine?

• A) 0.643 kJ/mol
• B) 0.188 kJ/mol
• C) 30.0 kJ/mol
• D) 5.33 kJ/mol
• E) 36.39 kJ/mol

---

Definitions:

Pathology

The study of diseases and the changes they cause in the structure and function of body tissues and organs.

Circulatory

Pertaining to the system of organs (heart, veins, arteries) responsible for the circulation of blood and lymph throughout the body.

Diabetic Retinopathy

An eye-related complication of diabetes results from harm to the blood vessels in the retina, the light-sensitive layer at the back of the eye.

System

A set of interacting or interdependent components forming an integrated whole.