Answer= C) CN contains a covalent bond.
Data:
M (molarity) = 1.75 M (mol/L)
m (mass) = 35 g
MM (molar Mass) of NaCl = 58.44 g/mol
V (volume) = ? (in liters)
Formula:

Solving:





Because the water seeped through the bag (? I don’t know the context correct me if I’m wrong)