Question

calculate the mass of 2 moles of sodium
10 moles of sodium sulphate
5 moles of magnisium
​

Answer 1

Answer:

46 g

1420 g

120 g

Explanation:

a)1 mol Na = 23g

2 mols = 46 g

b)1 mol Na2SO4 = 142 g

10 mols = 10× 142 =1420g

c)1 mol Mg =24 g

5 mols = 5×24=120 g