Question

How many mole are in 5g of calcium

Answer 1

Answer:

Molar mass of Calcium=40.078 g/mol. So numbers of moles =5.00/40.078 =0.125 mol.

Explanation:

hope it helps you...

Answer 2

Mass of a Calcium atom is 40 g

so

1 mol of Ca ---> 40g

x mol of Ca ---> 5g

(x)(40) = (5)(1)

x. = 5/40

x = 1/8

so

1/8 or 0.125 moles are in 5g of calcium