# The vapor pressure of solid iodine at 25 °C is 42 mmHg. What is the vapor pressure in atm and torr?

##### 1 Answer

Jun 10, 2017

#### Answer:

#### Explanation:

We're asked to convert a given pressure value to two other units:

Here's a simple conversion factor:

Therefore,

The conversion factor for

Therefore, using dimensional analysis,

rounded to