Question

Molarity formula what is the molarity of a solution in which 3 moles of nacl is dissolved in 1.5 kg of water

Answer 1

Molarity is..
1.5 kg H₂O = 1.5L H₂O
So...
$\frac{moles}{volume} = molarity$
$\frac{3.0 mol}{1.5L} = molarity$
$2M = molarity$