Ihave two solutions. in the first solution, 1.0 moles of sodium chloride is dissolved to make 1.0 liters of solution. in the second one, 1.0 moles of sodium chloride is added to 1.0 liters of water. is the molarity of each solution the same?

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.