# How many atoms are in 1.45 g of Ag?

##### 1 Answer

Mar 3, 2016

#### Explanation:

Silver has a molar mass of

What does this mean? It means that if I have such a mass of silver, there are Avogadro's number,

individual silver atoms.

So all I have to do is divide the mass by the molar mass, and multiply this number (a molar quantity!) by Avogadro's number.

So, moles of silver

And