June 2023 NY Regents Chemistry Exam
14 Which statement describes a solution of sodium chloride in water?
(1) The mixture is heterogeneous, the solute is NaCl and the solvent is H2O.
(2) The mixture is heterogeneous, the solute is H2O and the solvent is NaCl.
(3) The mixture is homogeneous, the solute is NaCl and the solvent is H2O.
(4) The mixture is homogeneous, the solute is H2O and the solvent is NaCl.
Solution: Solute is what gets dissolved and solvent is what the solute dissolves in. NaCl is the solute and water is the solvent. A mixture where a compound dissolves in water is homogeneous (uniform composition).
Answer: 3
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