The molarity of an aqueous solution of nacl is defined as the

 Number of moles of NaCl per liter of solution

Explanation: Molarity can be defined as the number of moles

of solute per liter of solution.

Therefore the molarity of an aqueous solution of NaCl is thus defined as the number of moles of NaCl per liter of solution.

oxygen, selenium, tellurium, and polonium.

they're all from the same group as sulfur (group 16).

the answer is 75.0%.