At 20 °C,a 0

At 20 °C,a 0.376 mol L^-1 aqueous solution of ammonium chloride has a density of What is the mass % of ammonium chloride in the solution?
The formula weight of Cl is

A) 0.381
B) 0.705
C) 0.374
D) 2.68
E) 2.00