# What is the numerical setup for calculating the number of moles of #CO_2# present in 11 grams of #CO_2#?

##### 1 Answer

Jan 1, 2017

Here's how to get the numerical setup.

#### Explanation:

You must use the molar mass of

The molar mass of

Thus, the conversion is either (a)

You want an equation like

The conversion factor must have the desired units of your answer (

The numerical setup is

Note that the units of "