At 20 °C, an aqueous solution of NaCl was prepared by dissolving 11.44 g NaCl (Molar Mass = 58.44) in 45.76 g H2O (Molar

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At 20 °C, an aqueous solution of NaCl was prepared by dissolving
11.44 g NaCl (Molar Mass = 58.44) in 45.76 g H2O (Molar
Mass = 18.02). The density of the NaCl solution (at 20 °C) is
1.1478 g/mL. Which of the following statements is consistent
with the data given?
A
The volume of the solution is 57.20 mL.
B
The solution contains 25.00% NaCl by mass.
C
The molality of the solution is 3.423 molal.
D
The molarity of the solution is 3.929 M NaCl.