Question

How many moles of barium(Ba) do we have if we have 1,000g?

Answer 1

Answer:

7.28 mol

Explanation:

First find the Molar mass of Ba in the periodic table

which is 137.3

the unit of molar mass is g/mol

1000gx$\frac{1 mol }{137.3 g}$

7.28 mol