# What is the mass of .1 mole of magnesium atoms?

##### 1 Answer

Jun 26, 2017

#### Explanation:

We're asked to find the mass of

To solve this, along with *any* mass-to-mole conversion, we need to know the **molar mass** of the substance.

On most periodic tables, for each element there is a mass number under the element's symbol. This is the mass of one mole of that element, called its *molar mass*. For magnesium, this is

Using dimensional analysis, we can convert the given mole number (

Thus,