Question

What is the mass of 0.357 mol of the element potassium (K)?

Answer 1

0.367 moles of Potassium weighs about 14.0g.

Explanation:

The molar mass of Potassium is 39.0983 g/mol according to the Periodic Table.

`(0.357color(white)(l)molcolor(white)(l)K)/1*(39.083gcolor(white)(l)K)/(1color(white)(l)molcolor(white)(l)K)=14.0g`